Home / 45,191.01-67,772.83-13,592.68

Finding the Fourth Proportional to 45,191.01, 67,772.83 and 13,592.68

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Solution

The fourth proportional to 45,191.01, 67,772.83 and 13,592.68 is: 20,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,191.01 : 67,772.83 = 13,592.68 : x
  2. Step 2: Convert to fraction form
    45,191.01/67,772.83 = 13,592.68/x
  3. Step 3: Cross multiply
    45,191.01x = 67,772.83 × 13,592.68
  4. Step 4: Simplify right side
    45,191.01x = 921,214,390.88
  5. Step 5: Solve for x
    x = 921,214,390.88/45,191.01
  6. Step 6: Final answer
    x = 20,384.90

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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.