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Finding the Fourth Proportional to 17,291.17, 25,895.19 and 9,873.15

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Solution

The fourth proportional to 17,291.17, 25,895.19 and 9,873.15 is: 14,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,291.17 : 25,895.19 = 9,873.15 : x
  2. Step 2: Convert to fraction form
    17,291.17/25,895.19 = 9,873.15/x
  3. Step 3: Cross multiply
    17,291.17x = 25,895.19 × 9,873.15
  4. Step 4: Simplify right side
    17,291.17x = 255,666,965.67
  5. Step 5: Solve for x
    x = 255,666,965.67/17,291.17
  6. Step 6: Final answer
    x = 14,785.98

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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.