Home / 17,505.60-24,160.05-11,132.79

Finding the Fourth Proportional to 17,505.60, 24,160.05 and 11,132.79

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Solution

The fourth proportional to 17,505.60, 24,160.05 and 11,132.79 is: 15,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.60 : 24,160.05 = 11,132.79 : x
  2. Step 2: Convert to fraction form
    17,505.60/24,160.05 = 11,132.79/x
  3. Step 3: Cross multiply
    17,505.60x = 24,160.05 × 11,132.79
  4. Step 4: Simplify right side
    17,505.60x = 268,968,763.04
  5. Step 5: Solve for x
    x = 268,968,763.04/17,505.60
  6. Step 6: Final answer
    x = 15,364.73

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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.