Home / 28,033.38-38,684.49-17,422.92

Finding the Fourth Proportional to 28,033.38, 38,684.49 and 17,422.92

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Solution

The fourth proportional to 28,033.38, 38,684.49 and 17,422.92 is: 24,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,033.38 : 38,684.49 = 17,422.92 : x
  2. Step 2: Convert to fraction form
    28,033.38/38,684.49 = 17,422.92/x
  3. Step 3: Cross multiply
    28,033.38x = 38,684.49 × 17,422.92
  4. Step 4: Simplify right side
    28,033.38x = 673,996,774.51
  5. Step 5: Solve for x
    x = 673,996,774.51/28,033.38
  6. Step 6: Final answer
    x = 24,042.65

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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.