Home / 12,044.97-18,088.12-7,392.29

Finding the Fourth Proportional to 12,044.97, 18,088.12 and 7,392.29

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Solution

The fourth proportional to 12,044.97, 18,088.12 and 7,392.29 is: 11,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.97 : 18,088.12 = 7,392.29 : x
  2. Step 2: Convert to fraction form
    12,044.97/18,088.12 = 7,392.29/x
  3. Step 3: Cross multiply
    12,044.97x = 18,088.12 × 7,392.29
  4. Step 4: Simplify right side
    12,044.97x = 133,712,723.13
  5. Step 5: Solve for x
    x = 133,712,723.13/12,044.97
  6. Step 6: Final answer
    x = 11,101.13

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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.