Home / 28,376.96-42,551.20-16,534.56

Finding the Fourth Proportional to 28,376.96, 42,551.20 and 16,534.56

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Solution

The fourth proportional to 28,376.96, 42,551.20 and 16,534.56 is: 24,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376.96 : 42,551.20 = 16,534.56 : x
  2. Step 2: Convert to fraction form
    28,376.96/42,551.20 = 16,534.56/x
  3. Step 3: Cross multiply
    28,376.96x = 42,551.20 × 16,534.56
  4. Step 4: Simplify right side
    28,376.96x = 703,565,369.47
  5. Step 5: Solve for x
    x = 703,565,369.47/28,376.96
  6. Step 6: Final answer
    x = 24,793.54

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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.