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Finding the Fourth Proportional to 27,462.23, 37,929.02 and 18,494.18

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Solution

The fourth proportional to 27,462.23, 37,929.02 and 18,494.18 is: 25,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,462.23 : 37,929.02 = 18,494.18 : x
  2. Step 2: Convert to fraction form
    27,462.23/37,929.02 = 18,494.18/x
  3. Step 3: Cross multiply
    27,462.23x = 37,929.02 × 18,494.18
  4. Step 4: Simplify right side
    27,462.23x = 701,466,123.10
  5. Step 5: Solve for x
    x = 701,466,123.10/27,462.23
  6. Step 6: Final answer
    x = 25,542.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.