Home / 45,008.78-62,110.24-25,887.10

Finding the Fourth Proportional to 45,008.78, 62,110.24 and 25,887.10

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Solution

The fourth proportional to 45,008.78, 62,110.24 and 25,887.10 is: 35,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008.78 : 62,110.24 = 25,887.10 : x
  2. Step 2: Convert to fraction form
    45,008.78/62,110.24 = 25,887.10/x
  3. Step 3: Cross multiply
    45,008.78x = 62,110.24 × 25,887.10
  4. Step 4: Simplify right side
    45,008.78x = 1,607,853,993.90
  5. Step 5: Solve for x
    x = 1,607,853,993.90/45,008.78
  6. Step 6: Final answer
    x = 35,723.12

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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.