Home / 43,101.28-64,719.96-25,649.02

Finding the Fourth Proportional to 43,101.28, 64,719.96 and 25,649.02

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Solution

The fourth proportional to 43,101.28, 64,719.96 and 25,649.02 is: 38,514.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,101.28 : 64,719.96 = 25,649.02 : x
  2. Step 2: Convert to fraction form
    43,101.28/64,719.96 = 25,649.02/x
  3. Step 3: Cross multiply
    43,101.28x = 64,719.96 × 25,649.02
  4. Step 4: Simplify right side
    43,101.28x = 1,660,003,548.44
  5. Step 5: Solve for x
    x = 1,660,003,548.44/43,101.28
  6. Step 6: Final answer
    x = 38,514.02

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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.