Home / 17,278.46-23,855.90-13,046.62

Finding the Fourth Proportional to 17,278.46, 23,855.90 and 13,046.62

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Solution

The fourth proportional to 17,278.46, 23,855.90 and 13,046.62 is: 18,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.46 : 23,855.90 = 13,046.62 : x
  2. Step 2: Convert to fraction form
    17,278.46/23,855.90 = 13,046.62/x
  3. Step 3: Cross multiply
    17,278.46x = 23,855.90 × 13,046.62
  4. Step 4: Simplify right side
    17,278.46x = 311,238,862.06
  5. Step 5: Solve for x
    x = 311,238,862.06/17,278.46
  6. Step 6: Final answer
    x = 18,013.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.