Home / 17,412.32-26,060.70-15,855.90

Finding the Fourth Proportional to 17,412.32, 26,060.70 and 15,855.90

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Solution

The fourth proportional to 17,412.32, 26,060.70 and 15,855.90 is: 23,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.32 : 26,060.70 = 15,855.90 : x
  2. Step 2: Convert to fraction form
    17,412.32/26,060.70 = 15,855.90/x
  3. Step 3: Cross multiply
    17,412.32x = 26,060.70 × 15,855.90
  4. Step 4: Simplify right side
    17,412.32x = 413,215,853.13
  5. Step 5: Solve for x
    x = 413,215,853.13/17,412.32
  6. Step 6: Final answer
    x = 23,731.24

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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.