Home / 38,539.60-57,793.10-13,573.58

Finding the Fourth Proportional to 38,539.60, 57,793.10 and 13,573.58

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Solution

The fourth proportional to 38,539.60, 57,793.10 and 13,573.58 is: 20,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,539.60 : 57,793.10 = 13,573.58 : x
  2. Step 2: Convert to fraction form
    38,539.60/57,793.10 = 13,573.58/x
  3. Step 3: Cross multiply
    38,539.60x = 57,793.10 × 13,573.58
  4. Step 4: Simplify right side
    38,539.60x = 784,458,909.46
  5. Step 5: Solve for x
    x = 784,458,909.46/38,539.60
  6. Step 6: Final answer
    x = 20,354.62

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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.