Home / 35,147.10-52,720.65-14,365.74

Finding the Fourth Proportional to 35,147.10, 52,720.65 and 14,365.74

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Solution

The fourth proportional to 35,147.10, 52,720.65 and 14,365.74 is: 21,548.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.10 : 52,720.65 = 14,365.74 : x
  2. Step 2: Convert to fraction form
    35,147.10/52,720.65 = 14,365.74/x
  3. Step 3: Cross multiply
    35,147.10x = 52,720.65 × 14,365.74
  4. Step 4: Simplify right side
    35,147.10x = 757,371,150.53
  5. Step 5: Solve for x
    x = 757,371,150.53/35,147.10
  6. Step 6: Final answer
    x = 21,548.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.