Home / 43,343.20-65,014.80-26,649.10

Finding the Fourth Proportional to 43,343.20, 65,014.80 and 26,649.10

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Solution

The fourth proportional to 43,343.20, 65,014.80 and 26,649.10 is: 39,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,343.20 : 65,014.80 = 26,649.10 : x
  2. Step 2: Convert to fraction form
    43,343.20/65,014.80 = 26,649.10/x
  3. Step 3: Cross multiply
    43,343.20x = 65,014.80 × 26,649.10
  4. Step 4: Simplify right side
    43,343.20x = 1,732,585,906.68
  5. Step 5: Solve for x
    x = 1,732,585,906.68/43,343.20
  6. Step 6: Final answer
    x = 39,973.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.