Home / 42,145.10-58,160.19-24,239.64

Finding the Fourth Proportional to 42,145.10, 58,160.19 and 24,239.64

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Solution

The fourth proportional to 42,145.10, 58,160.19 and 24,239.64 is: 33,450.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,145.10 : 58,160.19 = 24,239.64 : x
  2. Step 2: Convert to fraction form
    42,145.10/58,160.19 = 24,239.64/x
  3. Step 3: Cross multiply
    42,145.10x = 58,160.19 × 24,239.64
  4. Step 4: Simplify right side
    42,145.10x = 1,409,782,067.93
  5. Step 5: Solve for x
    x = 1,409,782,067.93/42,145.10
  6. Step 6: Final answer
    x = 33,450.68

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Half scale
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Double scale
Find fourth proportional to 42,146.10, 58,161.57 and 24,240.64
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.