Home / 17,139.89-23,654.25-9,586.92

Finding the Fourth Proportional to 17,139.89, 23,654.25 and 9,586.92

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Solution

The fourth proportional to 17,139.89, 23,654.25 and 9,586.92 is: 13,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139.89 : 23,654.25 = 9,586.92 : x
  2. Step 2: Convert to fraction form
    17,139.89/23,654.25 = 9,586.92/x
  3. Step 3: Cross multiply
    17,139.89x = 23,654.25 × 9,586.92
  4. Step 4: Simplify right side
    17,139.89x = 226,771,402.41
  5. Step 5: Solve for x
    x = 226,771,402.41/17,139.89
  6. Step 6: Final answer
    x = 13,230.62

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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.