Home / 28,770.32-39,723.92-24,784.52

Finding the Fourth Proportional to 28,770.32, 39,723.92 and 24,784.52

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Solution

The fourth proportional to 28,770.32, 39,723.92 and 24,784.52 is: 34,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770.32 : 39,723.92 = 24,784.52 : x
  2. Step 2: Convert to fraction form
    28,770.32/39,723.92 = 24,784.52/x
  3. Step 3: Cross multiply
    28,770.32x = 39,723.92 × 24,784.52
  4. Step 4: Simplify right side
    28,770.32x = 984,538,060.12
  5. Step 5: Solve for x
    x = 984,538,060.12/28,770.32
  6. Step 6: Final answer
    x = 34,220.61

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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.