Home / 22,877.43-34,319.88-7,078.80

Finding the Fourth Proportional to 22,877.43, 34,319.88 and 7,078.80

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Solution

The fourth proportional to 22,877.43, 34,319.88 and 7,078.80 is: 10,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,877.43 : 34,319.88 = 7,078.80 : x
  2. Step 2: Convert to fraction form
    22,877.43/34,319.88 = 7,078.80/x
  3. Step 3: Cross multiply
    22,877.43x = 34,319.88 × 7,078.80
  4. Step 4: Simplify right side
    22,877.43x = 242,943,566.54
  5. Step 5: Solve for x
    x = 242,943,566.54/22,877.43
  6. Step 6: Final answer
    x = 10,619.36

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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.