Home / 23,732.76-32,749.92-13,121.76

Finding the Fourth Proportional to 23,732.76, 32,749.92 and 13,121.76

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Solution

The fourth proportional to 23,732.76, 32,749.92 and 13,121.76 is: 18,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,732.76 : 32,749.92 = 13,121.76 : x
  2. Step 2: Convert to fraction form
    23,732.76/32,749.92 = 13,121.76/x
  3. Step 3: Cross multiply
    23,732.76x = 32,749.92 × 13,121.76
  4. Step 4: Simplify right side
    23,732.76x = 429,736,590.26
  5. Step 5: Solve for x
    x = 429,736,590.26/23,732.76
  6. Step 6: Final answer
    x = 18,107.32

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1.5x scale

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.