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Finding the Fourth Proportional to 27,394.51, 41,097.35 and 12,394.42

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Solution

The fourth proportional to 27,394.51, 41,097.35 and 12,394.42 is: 18,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,394.51 : 41,097.35 = 12,394.42 : x
  2. Step 2: Convert to fraction form
    27,394.51/41,097.35 = 12,394.42/x
  3. Step 3: Cross multiply
    27,394.51x = 41,097.35 × 12,394.42
  4. Step 4: Simplify right side
    27,394.51x = 509,377,754.81
  5. Step 5: Solve for x
    x = 509,377,754.81/27,394.51
  6. Step 6: Final answer
    x = 18,594.16

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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.