Home / 56,865.90-85,314.42-17,422.14

Finding the Fourth Proportional to 56,865.90, 85,314.42 and 17,422.14

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Solution

The fourth proportional to 56,865.90, 85,314.42 and 17,422.14 is: 26,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,865.90 : 85,314.42 = 17,422.14 : x
  2. Step 2: Convert to fraction form
    56,865.90/85,314.42 = 17,422.14/x
  3. Step 3: Cross multiply
    56,865.90x = 85,314.42 × 17,422.14
  4. Step 4: Simplify right side
    56,865.90x = 1,486,359,769.26
  5. Step 5: Solve for x
    x = 1,486,359,769.26/56,865.90
  6. Step 6: Final answer
    x = 26,137.98

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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.