Home / 50,445.33-69,581.21-31,549.65

Finding the Fourth Proportional to 50,445.33, 69,581.21 and 31,549.65

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Solution

The fourth proportional to 50,445.33, 69,581.21 and 31,549.65 is: 43,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,445.33 : 69,581.21 = 31,549.65 : x
  2. Step 2: Convert to fraction form
    50,445.33/69,581.21 = 31,549.65/x
  3. Step 3: Cross multiply
    50,445.33x = 69,581.21 × 31,549.65
  4. Step 4: Simplify right side
    50,445.33x = 2,195,262,822.08
  5. Step 5: Solve for x
    x = 2,195,262,822.08/50,445.33
  6. Step 6: Final answer
    x = 43,517.66

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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.