Home / 44,819.18-67,238.85-13,657.58

Finding the Fourth Proportional to 44,819.18, 67,238.85 and 13,657.58

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Solution

The fourth proportional to 44,819.18, 67,238.85 and 13,657.58 is: 20,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,819.18 : 67,238.85 = 13,657.58 : x
  2. Step 2: Convert to fraction form
    44,819.18/67,238.85 = 13,657.58/x
  3. Step 3: Cross multiply
    44,819.18x = 67,238.85 × 13,657.58
  4. Step 4: Simplify right side
    44,819.18x = 918,319,972.98
  5. Step 5: Solve for x
    x = 918,319,972.98/44,819.18
  6. Step 6: Final answer
    x = 20,489.44

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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.