Home / 18,178.02-27,262.17-5,031.11

Finding the Fourth Proportional to 18,178.02, 27,262.17 and 5,031.11

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Solution

The fourth proportional to 18,178.02, 27,262.17 and 5,031.11 is: 7,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.02 : 27,262.17 = 5,031.11 : x
  2. Step 2: Convert to fraction form
    18,178.02/27,262.17 = 5,031.11/x
  3. Step 3: Cross multiply
    18,178.02x = 27,262.17 × 5,031.11
  4. Step 4: Simplify right side
    18,178.02x = 137,159,044.26
  5. Step 5: Solve for x
    x = 137,159,044.26/18,178.02
  6. Step 6: Final answer
    x = 7,545.32

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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.