Home / 57,348.64-79,141.68-33,147.76

Finding the Fourth Proportional to 57,348.64, 79,141.68 and 33,147.76

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Solution

The fourth proportional to 57,348.64, 79,141.68 and 33,147.76 is: 45,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,348.64 : 79,141.68 = 33,147.76 : x
  2. Step 2: Convert to fraction form
    57,348.64/79,141.68 = 33,147.76/x
  3. Step 3: Cross multiply
    57,348.64x = 79,141.68 × 33,147.76
  4. Step 4: Simplify right side
    57,348.64x = 2,623,369,414.64
  5. Step 5: Solve for x
    x = 2,623,369,414.64/57,348.64
  6. Step 6: Final answer
    x = 45,744.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.