Home / 29,549.44-40,781.70-21,587.68

Finding the Fourth Proportional to 29,549.44, 40,781.70 and 21,587.68

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Solution

The fourth proportional to 29,549.44, 40,781.70 and 21,587.68 is: 29,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,549.44 : 40,781.70 = 21,587.68 : x
  2. Step 2: Convert to fraction form
    29,549.44/40,781.70 = 21,587.68/x
  3. Step 3: Cross multiply
    29,549.44x = 40,781.70 × 21,587.68
  4. Step 4: Simplify right side
    29,549.44x = 880,382,289.46
  5. Step 5: Solve for x
    x = 880,382,289.46/29,549.44
  6. Step 6: Final answer
    x = 29,793.54

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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.