Home / 42,819.68-64,237.60-16,527.04

Finding the Fourth Proportional to 42,819.68, 64,237.60 and 16,527.04

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Solution

The fourth proportional to 42,819.68, 64,237.60 and 16,527.04 is: 24,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,819.68 : 64,237.60 = 16,527.04 : x
  2. Step 2: Convert to fraction form
    42,819.68/64,237.60 = 16,527.04/x
  3. Step 3: Cross multiply
    42,819.68x = 64,237.60 × 16,527.04
  4. Step 4: Simplify right side
    42,819.68x = 1,061,657,384.70
  5. Step 5: Solve for x
    x = 1,061,657,384.70/42,819.68
  6. Step 6: Final answer
    x = 24,793.68

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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.