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Finding the Fourth Proportional to 17,282.93, 25,917.91 and 7,417.13

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Solution

The fourth proportional to 17,282.93, 25,917.91 and 7,417.13 is: 11,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.93 : 25,917.91 = 7,417.13 : x
  2. Step 2: Convert to fraction form
    17,282.93/25,917.91 = 7,417.13/x
  3. Step 3: Cross multiply
    17,282.93x = 25,917.91 × 7,417.13
  4. Step 4: Simplify right side
    17,282.93x = 192,236,359.67
  5. Step 5: Solve for x
    x = 192,236,359.67/17,282.93
  6. Step 6: Final answer
    x = 11,122.91

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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.