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Finding the Fourth Proportional to 27,167.98, 40,750.09 and 9,394.51

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Solution

The fourth proportional to 27,167.98, 40,750.09 and 9,394.51 is: 14,091.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.98 : 40,750.09 = 9,394.51 : x
  2. Step 2: Convert to fraction form
    27,167.98/40,750.09 = 9,394.51/x
  3. Step 3: Cross multiply
    27,167.98x = 40,750.09 × 9,394.51
  4. Step 4: Simplify right side
    27,167.98x = 382,827,128.01
  5. Step 5: Solve for x
    x = 382,827,128.01/27,167.98
  6. Step 6: Final answer
    x = 14,091.11

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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.