Home / 17,723.52-26,591.40-7,869.69

Finding the Fourth Proportional to 17,723.52, 26,591.40 and 7,869.69

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Solution

The fourth proportional to 17,723.52, 26,591.40 and 7,869.69 is: 11,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,723.52 : 26,591.40 = 7,869.69 : x
  2. Step 2: Convert to fraction form
    17,723.52/26,591.40 = 7,869.69/x
  3. Step 3: Cross multiply
    17,723.52x = 26,591.40 × 7,869.69
  4. Step 4: Simplify right side
    17,723.52x = 209,266,074.67
  5. Step 5: Solve for x
    x = 209,266,074.67/17,723.52
  6. Step 6: Final answer
    x = 11,807.25

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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.