Home / 27,854.18-38,446.09-17,252.70

Finding the Fourth Proportional to 27,854.18, 38,446.09 and 17,252.70

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Solution

The fourth proportional to 27,854.18, 38,446.09 and 17,252.70 is: 23,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,854.18 : 38,446.09 = 17,252.70 : x
  2. Step 2: Convert to fraction form
    27,854.18/38,446.09 = 17,252.70/x
  3. Step 3: Cross multiply
    27,854.18x = 38,446.09 × 17,252.70
  4. Step 4: Simplify right side
    27,854.18x = 663,298,766.68
  5. Step 5: Solve for x
    x = 663,298,766.68/27,854.18
  6. Step 6: Final answer
    x = 23,813.26

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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.