Home / 17,707.38-26,548.05-10,689.90

Finding the Fourth Proportional to 17,707.38, 26,548.05 and 10,689.90

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Solution

The fourth proportional to 17,707.38, 26,548.05 and 10,689.90 is: 16,026.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,707.38 : 26,548.05 = 10,689.90 : x
  2. Step 2: Convert to fraction form
    17,707.38/26,548.05 = 10,689.90/x
  3. Step 3: Cross multiply
    17,707.38x = 26,548.05 × 10,689.90
  4. Step 4: Simplify right side
    17,707.38x = 283,795,999.70
  5. Step 5: Solve for x
    x = 283,795,999.70/17,707.38
  6. Step 6: Final answer
    x = 16,026.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.