Home / 57,044.60-85,581.48-21,974.84

Finding the Fourth Proportional to 57,044.60, 85,581.48 and 21,974.84

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Solution

The fourth proportional to 57,044.60, 85,581.48 and 21,974.84 is: 32,967.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,044.60 : 85,581.48 = 21,974.84 : x
  2. Step 2: Convert to fraction form
    57,044.60/85,581.48 = 21,974.84/x
  3. Step 3: Cross multiply
    57,044.60x = 85,581.48 × 21,974.84
  4. Step 4: Simplify right side
    57,044.60x = 1,880,639,329.96
  5. Step 5: Solve for x
    x = 1,880,639,329.96/57,044.60
  6. Step 6: Final answer
    x = 32,967.88

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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.