Home / 57,538.28-79,391.46-36,346.60

Finding the Fourth Proportional to 57,538.28, 79,391.46 and 36,346.60

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Solution

The fourth proportional to 57,538.28, 79,391.46 and 36,346.60 is: 50,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,538.28 : 79,391.46 = 36,346.60 : x
  2. Step 2: Convert to fraction form
    57,538.28/79,391.46 = 36,346.60/x
  3. Step 3: Cross multiply
    57,538.28x = 79,391.46 × 36,346.60
  4. Step 4: Simplify right side
    57,538.28x = 2,885,609,640.04
  5. Step 5: Solve for x
    x = 2,885,609,640.04/57,538.28
  6. Step 6: Final answer
    x = 50,151.13

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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.