Home / 19,651.60-29,454.18-19,432.36

Finding the Fourth Proportional to 19,651.60, 29,454.18 and 19,432.36

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Solution

The fourth proportional to 19,651.60, 29,454.18 and 19,432.36 is: 29,125.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.60 : 29,454.18 = 19,432.36 : x
  2. Step 2: Convert to fraction form
    19,651.60/29,454.18 = 19,432.36/x
  3. Step 3: Cross multiply
    19,651.60x = 29,454.18 × 19,432.36
  4. Step 4: Simplify right side
    19,651.60x = 572,364,229.26
  5. Step 5: Solve for x
    x = 572,364,229.26/19,651.60
  6. Step 6: Final answer
    x = 29,125.58

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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.