Home / 57,289.85-79,058.80-31,794.73

Finding the Fourth Proportional to 57,289.85, 79,058.80 and 31,794.73

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Solution

The fourth proportional to 57,289.85, 79,058.80 and 31,794.73 is: 43,876.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.85 : 79,058.80 = 31,794.73 : x
  2. Step 2: Convert to fraction form
    57,289.85/79,058.80 = 31,794.73/x
  3. Step 3: Cross multiply
    57,289.85x = 79,058.80 × 31,794.73
  4. Step 4: Simplify right side
    57,289.85x = 2,513,653,358.30
  5. Step 5: Solve for x
    x = 2,513,653,358.30/57,289.85
  6. Step 6: Final answer
    x = 43,876.07

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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.