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Finding the Fourth Proportional to 17,827.71, 26,712.41 and 9,498.89

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Solution

The fourth proportional to 17,827.71, 26,712.41 and 9,498.89 is: 14,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,827.71 : 26,712.41 = 9,498.89 : x
  2. Step 2: Convert to fraction form
    17,827.71/26,712.41 = 9,498.89/x
  3. Step 3: Cross multiply
    17,827.71x = 26,712.41 × 9,498.89
  4. Step 4: Simplify right side
    17,827.71x = 253,738,063.17
  5. Step 5: Solve for x
    x = 253,738,063.17/17,827.71
  6. Step 6: Final answer
    x = 14,232.79

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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.