Home / 12,360.32-17,073.60-9,211.04

Finding the Fourth Proportional to 12,360.32, 17,073.60 and 9,211.04

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Solution

The fourth proportional to 12,360.32, 17,073.60 and 9,211.04 is: 12,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.32 : 17,073.60 = 9,211.04 : x
  2. Step 2: Convert to fraction form
    12,360.32/17,073.60 = 9,211.04/x
  3. Step 3: Cross multiply
    12,360.32x = 17,073.60 × 9,211.04
  4. Step 4: Simplify right side
    12,360.32x = 157,265,612.54
  5. Step 5: Solve for x
    x = 157,265,612.54/12,360.32
  6. Step 6: Final answer
    x = 12,723.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.