Home / 28,125.48-42,253.84-16,446.92

Finding the Fourth Proportional to 28,125.48, 42,253.84 and 16,446.92

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Solution

The fourth proportional to 28,125.48, 42,253.84 and 16,446.92 is: 24,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,125.48 : 42,253.84 = 16,446.92 : x
  2. Step 2: Convert to fraction form
    28,125.48/42,253.84 = 16,446.92/x
  3. Step 3: Cross multiply
    28,125.48x = 42,253.84 × 16,446.92
  4. Step 4: Simplify right side
    28,125.48x = 694,945,526.17
  5. Step 5: Solve for x
    x = 694,945,526.17/28,125.48
  6. Step 6: Final answer
    x = 24,708.75

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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.