Home / 25,154.75-34,705.98-15,079.52

Finding the Fourth Proportional to 25,154.75, 34,705.98 and 15,079.52

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Solution

The fourth proportional to 25,154.75, 34,705.98 and 15,079.52 is: 20,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.75 : 34,705.98 = 15,079.52 : x
  2. Step 2: Convert to fraction form
    25,154.75/34,705.98 = 15,079.52/x
  3. Step 3: Cross multiply
    25,154.75x = 34,705.98 × 15,079.52
  4. Step 4: Simplify right side
    25,154.75x = 523,349,411.07
  5. Step 5: Solve for x
    x = 523,349,411.07/25,154.75
  6. Step 6: Final answer
    x = 20,805.19

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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.