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Finding the Fourth Proportional to 27,111.40, 40,667.10 and 22,834.60

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Solution

The fourth proportional to 27,111.40, 40,667.10 and 22,834.60 is: 34,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.40 : 40,667.10 = 22,834.60 : x
  2. Step 2: Convert to fraction form
    27,111.40/40,667.10 = 22,834.60/x
  3. Step 3: Cross multiply
    27,111.40x = 40,667.10 × 22,834.60
  4. Step 4: Simplify right side
    27,111.40x = 928,616,961.66
  5. Step 5: Solve for x
    x = 928,616,961.66/27,111.40
  6. Step 6: Final answer
    x = 34,251.90

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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.