Home / 17,042.47-25,509.13-9,125.19

Finding the Fourth Proportional to 17,042.47, 25,509.13 and 9,125.19

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Solution

The fourth proportional to 17,042.47, 25,509.13 and 9,125.19 is: 13,658.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,042.47 : 25,509.13 = 9,125.19 : x
  2. Step 2: Convert to fraction form
    17,042.47/25,509.13 = 9,125.19/x
  3. Step 3: Cross multiply
    17,042.47x = 25,509.13 × 9,125.19
  4. Step 4: Simplify right side
    17,042.47x = 232,775,635.17
  5. Step 5: Solve for x
    x = 232,775,635.17/17,042.47
  6. Step 6: Final answer
    x = 13,658.56

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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.