Home / 17,909.04-26,865.72-4,761.66

Finding the Fourth Proportional to 17,909.04, 26,865.72 and 4,761.66

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Solution

The fourth proportional to 17,909.04, 26,865.72 and 4,761.66 is: 7,143.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.04 : 26,865.72 = 4,761.66 : x
  2. Step 2: Convert to fraction form
    17,909.04/26,865.72 = 4,761.66/x
  3. Step 3: Cross multiply
    17,909.04x = 26,865.72 × 4,761.66
  4. Step 4: Simplify right side
    17,909.04x = 127,925,424.30
  5. Step 5: Solve for x
    x = 127,925,424.30/17,909.04
  6. Step 6: Final answer
    x = 7,143.06

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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.