Home / 23,238.60-32,079.08-15,695.15

Finding the Fourth Proportional to 23,238.60, 32,079.08 and 15,695.15

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Solution

The fourth proportional to 23,238.60, 32,079.08 and 15,695.15 is: 21,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,238.60 : 32,079.08 = 15,695.15 : x
  2. Step 2: Convert to fraction form
    23,238.60/32,079.08 = 15,695.15/x
  3. Step 3: Cross multiply
    23,238.60x = 32,079.08 × 15,695.15
  4. Step 4: Simplify right side
    23,238.60x = 503,485,972.46
  5. Step 5: Solve for x
    x = 503,485,972.46/23,238.60
  6. Step 6: Final answer
    x = 21,665.93

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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.