Home / 23,728.20-32,746.46-13,657.88

Finding the Fourth Proportional to 23,728.20, 32,746.46 and 13,657.88

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Solution

The fourth proportional to 23,728.20, 32,746.46 and 13,657.88 is: 18,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.20 : 32,746.46 = 13,657.88 : x
  2. Step 2: Convert to fraction form
    23,728.20/32,746.46 = 13,657.88/x
  3. Step 3: Cross multiply
    23,728.20x = 32,746.46 × 13,657.88
  4. Step 4: Simplify right side
    23,728.20x = 447,247,221.10
  5. Step 5: Solve for x
    x = 447,247,221.10/23,728.20
  6. Step 6: Final answer
    x = 18,848.76

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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.