Home / 50,501.43-69,691.95-27,840.80

Finding the Fourth Proportional to 50,501.43, 69,691.95 and 27,840.80

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Solution

The fourth proportional to 50,501.43, 69,691.95 and 27,840.80 is: 38,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,501.43 : 69,691.95 = 27,840.80 : x
  2. Step 2: Convert to fraction form
    50,501.43/69,691.95 = 27,840.80/x
  3. Step 3: Cross multiply
    50,501.43x = 69,691.95 × 27,840.80
  4. Step 4: Simplify right side
    50,501.43x = 1,940,279,815.79
  5. Step 5: Solve for x
    x = 1,940,279,815.79/50,501.43
  6. Step 6: Final answer
    x = 38,420.29

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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.