Home / 23,319.20-32,180.52-12,708.84

Finding the Fourth Proportional to 23,319.20, 32,180.52 and 12,708.84

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Solution

The fourth proportional to 23,319.20, 32,180.52 and 12,708.84 is: 17,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.20 : 32,180.52 = 12,708.84 : x
  2. Step 2: Convert to fraction form
    23,319.20/32,180.52 = 12,708.84/x
  3. Step 3: Cross multiply
    23,319.20x = 32,180.52 × 12,708.84
  4. Step 4: Simplify right side
    23,319.20x = 408,977,248.13
  5. Step 5: Solve for x
    x = 408,977,248.13/23,319.20
  6. Step 6: Final answer
    x = 17,538.22

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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.