Home / 30,544.64-42,152.64-29,144.96

Finding the Fourth Proportional to 30,544.64, 42,152.64 and 29,144.96

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Solution

The fourth proportional to 30,544.64, 42,152.64 and 29,144.96 is: 40,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.64 : 42,152.64 = 29,144.96 : x
  2. Step 2: Convert to fraction form
    30,544.64/42,152.64 = 29,144.96/x
  3. Step 3: Cross multiply
    30,544.64x = 42,152.64 × 29,144.96
  4. Step 4: Simplify right side
    30,544.64x = 1,228,537,006.69
  5. Step 5: Solve for x
    x = 1,228,537,006.69/30,544.64
  6. Step 6: Final answer
    x = 40,221.03

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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.