Home / 44,339.76-66,521.16-13,175.28

Finding the Fourth Proportional to 44,339.76, 66,521.16 and 13,175.28

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Solution

The fourth proportional to 44,339.76, 66,521.16 and 13,175.28 is: 19,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,339.76 : 66,521.16 = 13,175.28 : x
  2. Step 2: Convert to fraction form
    44,339.76/66,521.16 = 13,175.28/x
  3. Step 3: Cross multiply
    44,339.76x = 66,521.16 × 13,175.28
  4. Step 4: Simplify right side
    44,339.76x = 876,434,908.92
  5. Step 5: Solve for x
    x = 876,434,908.92/44,339.76
  6. Step 6: Final answer
    x = 19,766.34

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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.