Home / 15,704.28-23,505.15-11,543.19

Finding the Fourth Proportional to 15,704.28, 23,505.15 and 11,543.19

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Solution

The fourth proportional to 15,704.28, 23,505.15 and 11,543.19 is: 17,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.28 : 23,505.15 = 11,543.19 : x
  2. Step 2: Convert to fraction form
    15,704.28/23,505.15 = 11,543.19/x
  3. Step 3: Cross multiply
    15,704.28x = 23,505.15 × 11,543.19
  4. Step 4: Simplify right side
    15,704.28x = 271,324,412.43
  5. Step 5: Solve for x
    x = 271,324,412.43/15,704.28
  6. Step 6: Final answer
    x = 17,277.10

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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.