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Finding the Fourth Proportional to 17,260.28, 25,890.42 and 7,393.16

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Solution

The fourth proportional to 17,260.28, 25,890.42 and 7,393.16 is: 11,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,260.28 : 25,890.42 = 7,393.16 : x
  2. Step 2: Convert to fraction form
    17,260.28/25,890.42 = 7,393.16/x
  3. Step 3: Cross multiply
    17,260.28x = 25,890.42 × 7,393.16
  4. Step 4: Simplify right side
    17,260.28x = 191,412,017.53
  5. Step 5: Solve for x
    x = 191,412,017.53/17,260.28
  6. Step 6: Final answer
    x = 11,089.74

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Similar ratio
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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.