Home / 56,089.22-84,134.57-18,649.29

Finding the Fourth Proportional to 56,089.22, 84,134.57 and 18,649.29

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Solution

The fourth proportional to 56,089.22, 84,134.57 and 18,649.29 is: 27,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,089.22 : 84,134.57 = 18,649.29 : x
  2. Step 2: Convert to fraction form
    56,089.22/84,134.57 = 18,649.29/x
  3. Step 3: Cross multiply
    56,089.22x = 84,134.57 × 18,649.29
  4. Step 4: Simplify right side
    56,089.22x = 1,569,050,217.21
  5. Step 5: Solve for x
    x = 1,569,050,217.21/56,089.22
  6. Step 6: Final answer
    x = 27,974.18

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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.