Home / 56,819.29-85,220.72-17,365.81

Finding the Fourth Proportional to 56,819.29, 85,220.72 and 17,365.81

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Solution

The fourth proportional to 56,819.29, 85,220.72 and 17,365.81 is: 26,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,819.29 : 85,220.72 = 17,365.81 : x
  2. Step 2: Convert to fraction form
    56,819.29/85,220.72 = 17,365.81/x
  3. Step 3: Cross multiply
    56,819.29x = 85,220.72 × 17,365.81
  4. Step 4: Simplify right side
    56,819.29x = 1,479,926,854.30
  5. Step 5: Solve for x
    x = 1,479,926,854.30/56,819.29
  6. Step 6: Final answer
    x = 26,046.20

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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.