Home / 25,160.17-34,722.84-15,088.43

Finding the Fourth Proportional to 25,160.17, 34,722.84 and 15,088.43

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Solution

The fourth proportional to 25,160.17, 34,722.84 and 15,088.43 is: 20,823.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.17 : 34,722.84 = 15,088.43 : x
  2. Step 2: Convert to fraction form
    25,160.17/34,722.84 = 15,088.43/x
  3. Step 3: Cross multiply
    25,160.17x = 34,722.84 × 15,088.43
  4. Step 4: Simplify right side
    25,160.17x = 523,913,004.85
  5. Step 5: Solve for x
    x = 523,913,004.85/25,160.17
  6. Step 6: Final answer
    x = 20,823.11

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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.