Home / 49,471.47-74,206.44-12,031.38

Finding the Fourth Proportional to 49,471.47, 74,206.44 and 12,031.38

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Solution

The fourth proportional to 49,471.47, 74,206.44 and 12,031.38 is: 18,046.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,471.47 : 74,206.44 = 12,031.38 : x
  2. Step 2: Convert to fraction form
    49,471.47/74,206.44 = 12,031.38/x
  3. Step 3: Cross multiply
    49,471.47x = 74,206.44 × 12,031.38
  4. Step 4: Simplify right side
    49,471.47x = 892,805,878.09
  5. Step 5: Solve for x
    x = 892,805,878.09/49,471.47
  6. Step 6: Final answer
    x = 18,046.88

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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.