Home / 17,013.54-23,471.10-11,342.78

Finding the Fourth Proportional to 17,013.54, 23,471.10 and 11,342.78

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Solution

The fourth proportional to 17,013.54, 23,471.10 and 11,342.78 is: 15,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.54 : 23,471.10 = 11,342.78 : x
  2. Step 2: Convert to fraction form
    17,013.54/23,471.10 = 11,342.78/x
  3. Step 3: Cross multiply
    17,013.54x = 23,471.10 × 11,342.78
  4. Step 4: Simplify right side
    17,013.54x = 266,227,523.66
  5. Step 5: Solve for x
    x = 266,227,523.66/17,013.54
  6. Step 6: Final answer
    x = 15,647.98

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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.