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Finding the Fourth Proportional to 45,200.02, 67,799.67 and 13,609.93

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Solution

The fourth proportional to 45,200.02, 67,799.67 and 13,609.93 is: 20,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,200.02 : 67,799.67 = 13,609.93 : x
  2. Step 2: Convert to fraction form
    45,200.02/67,799.67 = 13,609.93/x
  3. Step 3: Cross multiply
    45,200.02x = 67,799.67 × 13,609.93
  4. Step 4: Simplify right side
    45,200.02x = 922,748,762.72
  5. Step 5: Solve for x
    x = 922,748,762.72/45,200.02
  6. Step 6: Final answer
    x = 20,414.79

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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.