Home / 11,737.15-17,517.54-10,148.87

Finding the Fourth Proportional to 11,737.15, 17,517.54 and 10,148.87

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Solution

The fourth proportional to 11,737.15, 17,517.54 and 10,148.87 is: 15,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.15 : 17,517.54 = 10,148.87 : x
  2. Step 2: Convert to fraction form
    11,737.15/17,517.54 = 10,148.87/x
  3. Step 3: Cross multiply
    11,737.15x = 17,517.54 × 10,148.87
  4. Step 4: Simplify right side
    11,737.15x = 177,783,236.18
  5. Step 5: Solve for x
    x = 177,783,236.18/11,737.15
  6. Step 6: Final answer
    x = 15,147.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.