Home / 15,253.38-22,864.32-8,665.38

Finding the Fourth Proportional to 15,253.38, 22,864.32 and 8,665.38

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Solution

The fourth proportional to 15,253.38, 22,864.32 and 8,665.38 is: 12,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,253.38 : 22,864.32 = 8,665.38 : x
  2. Step 2: Convert to fraction form
    15,253.38/22,864.32 = 8,665.38/x
  3. Step 3: Cross multiply
    15,253.38x = 22,864.32 × 8,665.38
  4. Step 4: Simplify right side
    15,253.38x = 198,128,021.24
  5. Step 5: Solve for x
    x = 198,128,021.24/15,253.38
  6. Step 6: Final answer
    x = 12,989.12

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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.