Home / 57,708.61-79,546.91-42,552.73

Finding the Fourth Proportional to 57,708.61, 79,546.91 and 42,552.73

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Solution

The fourth proportional to 57,708.61, 79,546.91 and 42,552.73 is: 58,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.61 : 79,546.91 = 42,552.73 : x
  2. Step 2: Convert to fraction form
    57,708.61/79,546.91 = 42,552.73/x
  3. Step 3: Cross multiply
    57,708.61x = 79,546.91 × 42,552.73
  4. Step 4: Simplify right side
    57,708.61x = 3,384,937,970.80
  5. Step 5: Solve for x
    x = 3,384,937,970.80/57,708.61
  6. Step 6: Final answer
    x = 58,655.68

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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.