Home / 29,265.03-40,378.71-17,779.71

Finding the Fourth Proportional to 29,265.03, 40,378.71 and 17,779.71

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Solution

The fourth proportional to 29,265.03, 40,378.71 and 17,779.71 is: 24,531.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.03 : 40,378.71 = 17,779.71 : x
  2. Step 2: Convert to fraction form
    29,265.03/40,378.71 = 17,779.71/x
  3. Step 3: Cross multiply
    29,265.03x = 40,378.71 × 17,779.71
  4. Step 4: Simplify right side
    29,265.03x = 717,921,753.97
  5. Step 5: Solve for x
    x = 717,921,753.97/29,265.03
  6. Step 6: Final answer
    x = 24,531.73

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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.