Home / 15,127.43-22,677.17-8,112.32

Finding the Fourth Proportional to 15,127.43, 22,677.17 and 8,112.32

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Solution

The fourth proportional to 15,127.43, 22,677.17 and 8,112.32 is: 12,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127.43 : 22,677.17 = 8,112.32 : x
  2. Step 2: Convert to fraction form
    15,127.43/22,677.17 = 8,112.32/x
  3. Step 3: Cross multiply
    15,127.43x = 22,677.17 × 8,112.32
  4. Step 4: Simplify right side
    15,127.43x = 183,964,305.79
  5. Step 5: Solve for x
    x = 183,964,305.79/15,127.43
  6. Step 6: Final answer
    x = 12,160.98

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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.