Home / 11,947.76-17,909.16-4,044.32

Finding the Fourth Proportional to 11,947.76, 17,909.16 and 4,044.32

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Solution

The fourth proportional to 11,947.76, 17,909.16 and 4,044.32 is: 6,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.76 : 17,909.16 = 4,044.32 : x
  2. Step 2: Convert to fraction form
    11,947.76/17,909.16 = 4,044.32/x
  3. Step 3: Cross multiply
    11,947.76x = 17,909.16 × 4,044.32
  4. Step 4: Simplify right side
    11,947.76x = 72,430,373.97
  5. Step 5: Solve for x
    x = 72,430,373.97/11,947.76
  6. Step 6: Final answer
    x = 6,062.26

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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.