Home / 23,087.28-31,847.76-13,654.02

Finding the Fourth Proportional to 23,087.28, 31,847.76 and 13,654.02

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Solution

The fourth proportional to 23,087.28, 31,847.76 and 13,654.02 is: 18,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,087.28 : 31,847.76 = 13,654.02 : x
  2. Step 2: Convert to fraction form
    23,087.28/31,847.76 = 13,654.02/x
  3. Step 3: Cross multiply
    23,087.28x = 31,847.76 × 13,654.02
  4. Step 4: Simplify right side
    23,087.28x = 434,849,952.00
  5. Step 5: Solve for x
    x = 434,849,952.00/23,087.28
  6. Step 6: Final answer
    x = 18,835.04

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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.