Home / 38,909.12-53,662.88-24,737.60

Finding the Fourth Proportional to 38,909.12, 53,662.88 and 24,737.60

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Solution

The fourth proportional to 38,909.12, 53,662.88 and 24,737.60 is: 34,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,909.12 : 53,662.88 = 24,737.60 : x
  2. Step 2: Convert to fraction form
    38,909.12/53,662.88 = 24,737.60/x
  3. Step 3: Cross multiply
    38,909.12x = 53,662.88 × 24,737.60
  4. Step 4: Simplify right side
    38,909.12x = 1,327,490,860.29
  5. Step 5: Solve for x
    x = 1,327,490,860.29/38,909.12
  6. Step 6: Final answer
    x = 34,117.73

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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.