Home / 31,729.72-43,788.36-17,582.52

Finding the Fourth Proportional to 31,729.72, 43,788.36 and 17,582.52

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Solution

The fourth proportional to 31,729.72, 43,788.36 and 17,582.52 is: 24,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,729.72 : 43,788.36 = 17,582.52 : x
  2. Step 2: Convert to fraction form
    31,729.72/43,788.36 = 17,582.52/x
  3. Step 3: Cross multiply
    31,729.72x = 43,788.36 × 17,582.52
  4. Step 4: Simplify right side
    31,729.72x = 769,909,715.47
  5. Step 5: Solve for x
    x = 769,909,715.47/31,729.72
  6. Step 6: Final answer
    x = 24,264.62

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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.