Home / 17,780.53-24,542.01-11,062.15

Finding the Fourth Proportional to 17,780.53, 24,542.01 and 11,062.15

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Solution

The fourth proportional to 17,780.53, 24,542.01 and 11,062.15 is: 15,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.53 : 24,542.01 = 11,062.15 : x
  2. Step 2: Convert to fraction form
    17,780.53/24,542.01 = 11,062.15/x
  3. Step 3: Cross multiply
    17,780.53x = 24,542.01 × 11,062.15
  4. Step 4: Simplify right side
    17,780.53x = 271,487,334.57
  5. Step 5: Solve for x
    x = 271,487,334.57/17,780.53
  6. Step 6: Final answer
    x = 15,268.80

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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.