Home / 57,338.78-86,013.60-22,281.14

Finding the Fourth Proportional to 57,338.78, 86,013.60 and 22,281.14

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Solution

The fourth proportional to 57,338.78, 86,013.60 and 22,281.14 is: 33,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,338.78 : 86,013.60 = 22,281.14 : x
  2. Step 2: Convert to fraction form
    57,338.78/86,013.60 = 22,281.14/x
  3. Step 3: Cross multiply
    57,338.78x = 86,013.60 × 22,281.14
  4. Step 4: Simplify right side
    57,338.78x = 1,916,481,063.50
  5. Step 5: Solve for x
    x = 1,916,481,063.50/57,338.78
  6. Step 6: Final answer
    x = 33,423.82

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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.