Home / 12,541.20-17,302.24-7,505.52

Finding the Fourth Proportional to 12,541.20, 17,302.24 and 7,505.52

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Solution

The fourth proportional to 12,541.20, 17,302.24 and 7,505.52 is: 10,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.20 : 17,302.24 = 7,505.52 : x
  2. Step 2: Convert to fraction form
    12,541.20/17,302.24 = 7,505.52/x
  3. Step 3: Cross multiply
    12,541.20x = 17,302.24 × 7,505.52
  4. Step 4: Simplify right side
    12,541.20x = 129,862,308.36
  5. Step 5: Solve for x
    x = 129,862,308.36/12,541.20
  6. Step 6: Final answer
    x = 10,354.86

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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.