Home / 25,147.29-34,701.71-14,535.21

Finding the Fourth Proportional to 25,147.29, 34,701.71 and 14,535.21

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Solution

The fourth proportional to 25,147.29, 34,701.71 and 14,535.21 is: 20,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.29 : 34,701.71 = 14,535.21 : x
  2. Step 2: Convert to fraction form
    25,147.29/34,701.71 = 14,535.21/x
  3. Step 3: Cross multiply
    25,147.29x = 34,701.71 × 14,535.21
  4. Step 4: Simplify right side
    25,147.29x = 504,396,569.53
  5. Step 5: Solve for x
    x = 504,396,569.53/25,147.29
  6. Step 6: Final answer
    x = 20,057.69

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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.