Home / 40,982.78-56,560.48-25,077.80

Finding the Fourth Proportional to 40,982.78, 56,560.48 and 25,077.80

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Solution

The fourth proportional to 40,982.78, 56,560.48 and 25,077.80 is: 34,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982.78 : 56,560.48 = 25,077.80 : x
  2. Step 2: Convert to fraction form
    40,982.78/56,560.48 = 25,077.80/x
  3. Step 3: Cross multiply
    40,982.78x = 56,560.48 × 25,077.80
  4. Step 4: Simplify right side
    40,982.78x = 1,418,412,405.34
  5. Step 5: Solve for x
    x = 1,418,412,405.34/40,982.78
  6. Step 6: Final answer
    x = 34,609.96

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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.