Home / 39,454.97-59,182.61-9,872.72

Finding the Fourth Proportional to 39,454.97, 59,182.61 and 9,872.72

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Solution

The fourth proportional to 39,454.97, 59,182.61 and 9,872.72 is: 14,809.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454.97 : 59,182.61 = 9,872.72 : x
  2. Step 2: Convert to fraction form
    39,454.97/59,182.61 = 9,872.72/x
  3. Step 3: Cross multiply
    39,454.97x = 59,182.61 × 9,872.72
  4. Step 4: Simplify right side
    39,454.97x = 584,292,992.12
  5. Step 5: Solve for x
    x = 584,292,992.12/39,454.97
  6. Step 6: Final answer
    x = 14,809.11

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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.