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Finding the Fourth Proportional to 17,252.79, 25,873.71 and 7,389.42

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Solution

The fourth proportional to 17,252.79, 25,873.71 and 7,389.42 is: 11,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,252.79 : 25,873.71 = 7,389.42 : x
  2. Step 2: Convert to fraction form
    17,252.79/25,873.71 = 7,389.42/x
  3. Step 3: Cross multiply
    17,252.79x = 25,873.71 × 7,389.42
  4. Step 4: Simplify right side
    17,252.79x = 191,191,585.41
  5. Step 5: Solve for x
    x = 191,191,585.41/17,252.79
  6. Step 6: Final answer
    x = 11,081.78

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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.