Home / 57,275.55-79,040.85-33,074.76

Finding the Fourth Proportional to 57,275.55, 79,040.85 and 33,074.76

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Solution

The fourth proportional to 57,275.55, 79,040.85 and 33,074.76 is: 45,643.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,275.55 : 79,040.85 = 33,074.76 : x
  2. Step 2: Convert to fraction form
    57,275.55/79,040.85 = 33,074.76/x
  3. Step 3: Cross multiply
    57,275.55x = 79,040.85 × 33,074.76
  4. Step 4: Simplify right side
    57,275.55x = 2,614,257,143.95
  5. Step 5: Solve for x
    x = 2,614,257,143.95/57,275.55
  6. Step 6: Final answer
    x = 45,643.51

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Double scale
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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.