Home / 35,418.40-48,882.12-22,879.60

Finding the Fourth Proportional to 35,418.40, 48,882.12 and 22,879.60

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Solution

The fourth proportional to 35,418.40, 48,882.12 and 22,879.60 is: 31,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,418.40 : 48,882.12 = 22,879.60 : x
  2. Step 2: Convert to fraction form
    35,418.40/48,882.12 = 22,879.60/x
  3. Step 3: Cross multiply
    35,418.40x = 48,882.12 × 22,879.60
  4. Step 4: Simplify right side
    35,418.40x = 1,118,403,352.75
  5. Step 5: Solve for x
    x = 1,118,403,352.75/35,418.40
  6. Step 6: Final answer
    x = 31,576.90

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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.