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Finding the Fourth Proportional to 27,341.40, 41,012.10 and 13,517.40

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Solution

The fourth proportional to 27,341.40, 41,012.10 and 13,517.40 is: 20,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341.40 : 41,012.10 = 13,517.40 : x
  2. Step 2: Convert to fraction form
    27,341.40/41,012.10 = 13,517.40/x
  3. Step 3: Cross multiply
    27,341.40x = 41,012.10 × 13,517.40
  4. Step 4: Simplify right side
    27,341.40x = 554,376,960.54
  5. Step 5: Solve for x
    x = 554,376,960.54/27,341.40
  6. Step 6: Final answer
    x = 20,276.10

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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.