Home / 40,650.12-60,993.36-25,855.20

Finding the Fourth Proportional to 40,650.12, 60,993.36 and 25,855.20

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Solution

The fourth proportional to 40,650.12, 60,993.36 and 25,855.20 is: 38,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,650.12 : 60,993.36 = 25,855.20 : x
  2. Step 2: Convert to fraction form
    40,650.12/60,993.36 = 25,855.20/x
  3. Step 3: Cross multiply
    40,650.12x = 60,993.36 × 25,855.20
  4. Step 4: Simplify right side
    40,650.12x = 1,576,995,521.47
  5. Step 5: Solve for x
    x = 1,576,995,521.47/40,650.12
  6. Step 6: Final answer
    x = 38,794.36

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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.