Home / 27,072.47-40,625.11-11,490.10

Finding the Fourth Proportional to 27,072.47, 40,625.11 and 11,490.10

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Solution

The fourth proportional to 27,072.47, 40,625.11 and 11,490.10 is: 17,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.47 : 40,625.11 = 11,490.10 : x
  2. Step 2: Convert to fraction form
    27,072.47/40,625.11 = 11,490.10/x
  3. Step 3: Cross multiply
    27,072.47x = 40,625.11 × 11,490.10
  4. Step 4: Simplify right side
    27,072.47x = 466,786,446.12
  5. Step 5: Solve for x
    x = 466,786,446.12/27,072.47
  6. Step 6: Final answer
    x = 17,242.11

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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.