Home / 56,677.74-85,019.66-17,231.88

Finding the Fourth Proportional to 56,677.74, 85,019.66 and 17,231.88

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Solution

The fourth proportional to 56,677.74, 85,019.66 and 17,231.88 is: 25,848.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,677.74 : 85,019.66 = 17,231.88 : x
  2. Step 2: Convert to fraction form
    56,677.74/85,019.66 = 17,231.88/x
  3. Step 3: Cross multiply
    56,677.74x = 85,019.66 × 17,231.88
  4. Step 4: Simplify right side
    56,677.74x = 1,465,048,578.76
  5. Step 5: Solve for x
    x = 1,465,048,578.76/56,677.74
  6. Step 6: Final answer
    x = 25,848.75

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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.