Home / 45,350.60-68,026.05-13,760.92

Finding the Fourth Proportional to 45,350.60, 68,026.05 and 13,760.92

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Solution

The fourth proportional to 45,350.60, 68,026.05 and 13,760.92 is: 20,641.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,350.60 : 68,026.05 = 13,760.92 : x
  2. Step 2: Convert to fraction form
    45,350.60/68,026.05 = 13,760.92/x
  3. Step 3: Cross multiply
    45,350.60x = 68,026.05 × 13,760.92
  4. Step 4: Simplify right side
    45,350.60x = 936,100,925.13
  5. Step 5: Solve for x
    x = 936,100,925.13/45,350.60
  6. Step 6: Final answer
    x = 20,641.42

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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.