Home / 41,254.08-61,886.88-20,472

Finding the Fourth Proportional to 41,254.08, 61,886.88 and 20,472

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Solution

The fourth proportional to 41,254.08, 61,886.88 and 20,472 is: 30,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,254.08 : 61,886.88 = 20,472 : x
  2. Step 2: Convert to fraction form
    41,254.08/61,886.88 = 20,472/x
  3. Step 3: Cross multiply
    41,254.08x = 61,886.88 × 20,472
  4. Step 4: Simplify right side
    41,254.08x = 1,266,948,207.36
  5. Step 5: Solve for x
    x = 1,266,948,207.36/41,254.08
  6. Step 6: Final answer
    x = 30,710.86

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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.