Home / 57,261.52-79,023.39-38,110.69

Finding the Fourth Proportional to 57,261.52, 79,023.39 and 38,110.69

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Solution

The fourth proportional to 57,261.52, 79,023.39 and 38,110.69 is: 52,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,261.52 : 79,023.39 = 38,110.69 : x
  2. Step 2: Convert to fraction form
    57,261.52/79,023.39 = 38,110.69/x
  3. Step 3: Cross multiply
    57,261.52x = 79,023.39 × 38,110.69
  4. Step 4: Simplify right side
    57,261.52x = 3,011,635,728.49
  5. Step 5: Solve for x
    x = 3,011,635,728.49/57,261.52
  6. Step 6: Final answer
    x = 52,594.41

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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.