Home / 57,062.28-78,756.84-38,232.24

Finding the Fourth Proportional to 57,062.28, 78,756.84 and 38,232.24

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Solution

The fourth proportional to 57,062.28, 78,756.84 and 38,232.24 is: 52,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,062.28 : 78,756.84 = 38,232.24 : x
  2. Step 2: Convert to fraction form
    57,062.28/78,756.84 = 38,232.24/x
  3. Step 3: Cross multiply
    57,062.28x = 78,756.84 × 38,232.24
  4. Step 4: Simplify right side
    57,062.28x = 3,011,050,408.52
  5. Step 5: Solve for x
    x = 3,011,050,408.52/57,062.28
  6. Step 6: Final answer
    x = 52,767.79

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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.