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Finding the Fourth Proportional to 17,275.92, 25,892.82 and 7,394.34

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Solution

The fourth proportional to 17,275.92, 25,892.82 and 7,394.34 is: 11,082.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.92 : 25,892.82 = 7,394.34 : x
  2. Step 2: Convert to fraction form
    17,275.92/25,892.82 = 7,394.34/x
  3. Step 3: Cross multiply
    17,275.92x = 25,892.82 × 7,394.34
  4. Step 4: Simplify right side
    17,275.92x = 191,460,314.64
  5. Step 5: Solve for x
    x = 191,460,314.64/17,275.92
  6. Step 6: Final answer
    x = 11,082.50

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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.