Home / 28,422.97-42,616.23-11,794.48

Finding the Fourth Proportional to 28,422.97, 42,616.23 and 11,794.48

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Solution

The fourth proportional to 28,422.97, 42,616.23 and 11,794.48 is: 17,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,422.97 : 42,616.23 = 11,794.48 : x
  2. Step 2: Convert to fraction form
    28,422.97/42,616.23 = 11,794.48/x
  3. Step 3: Cross multiply
    28,422.97x = 42,616.23 × 11,794.48
  4. Step 4: Simplify right side
    28,422.97x = 502,636,325.68
  5. Step 5: Solve for x
    x = 502,636,325.68/28,422.97
  6. Step 6: Final answer
    x = 17,684.16

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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.