Home / 56,032.14-84,073.72-20,974.52

Finding the Fourth Proportional to 56,032.14, 84,073.72 and 20,974.52

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Solution

The fourth proportional to 56,032.14, 84,073.72 and 20,974.52 is: 31,471.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032.14 : 84,073.72 = 20,974.52 : x
  2. Step 2: Convert to fraction form
    56,032.14/84,073.72 = 20,974.52/x
  3. Step 3: Cross multiply
    56,032.14x = 84,073.72 × 20,974.52
  4. Step 4: Simplify right side
    56,032.14x = 1,763,405,921.61
  5. Step 5: Solve for x
    x = 1,763,405,921.61/56,032.14
  6. Step 6: Final answer
    x = 31,471.33

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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.