Home / 17,658.29-26,498.60-9,872.21

Finding the Fourth Proportional to 17,658.29, 26,498.60 and 9,872.21

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Solution

The fourth proportional to 17,658.29, 26,498.60 and 9,872.21 is: 14,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,658.29 : 26,498.60 = 9,872.21 : x
  2. Step 2: Convert to fraction form
    17,658.29/26,498.60 = 9,872.21/x
  3. Step 3: Cross multiply
    17,658.29x = 26,498.60 × 9,872.21
  4. Step 4: Simplify right side
    17,658.29x = 261,599,694.54
  5. Step 5: Solve for x
    x = 261,599,694.54/17,658.29
  6. Step 6: Final answer
    x = 14,814.55

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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.