Home / 57,288.18-79,058.34-31,794.96

Finding the Fourth Proportional to 57,288.18, 79,058.34 and 31,794.96

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Solution

The fourth proportional to 57,288.18, 79,058.34 and 31,794.96 is: 43,877.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,288.18 : 79,058.34 = 31,794.96 : x
  2. Step 2: Convert to fraction form
    57,288.18/79,058.34 = 31,794.96/x
  3. Step 3: Cross multiply
    57,288.18x = 79,058.34 × 31,794.96
  4. Step 4: Simplify right side
    57,288.18x = 2,513,656,757.97
  5. Step 5: Solve for x
    x = 2,513,656,757.97/57,288.18
  6. Step 6: Final answer
    x = 43,877.41

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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.