Home / 43,008.30-64,512.45-25,469.10

Finding the Fourth Proportional to 43,008.30, 64,512.45 and 25,469.10

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Solution

The fourth proportional to 43,008.30, 64,512.45 and 25,469.10 is: 38,203.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,008.30 : 64,512.45 = 25,469.10 : x
  2. Step 2: Convert to fraction form
    43,008.30/64,512.45 = 25,469.10/x
  3. Step 3: Cross multiply
    43,008.30x = 64,512.45 × 25,469.10
  4. Step 4: Simplify right side
    43,008.30x = 1,643,074,040.30
  5. Step 5: Solve for x
    x = 1,643,074,040.30/43,008.30
  6. Step 6: Final answer
    x = 38,203.65

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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.