Home / 17,618.13-26,426.70-7,084.89

Finding the Fourth Proportional to 17,618.13, 26,426.70 and 7,084.89

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Solution

The fourth proportional to 17,618.13, 26,426.70 and 7,084.89 is: 10,627.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.13 : 26,426.70 = 7,084.89 : x
  2. Step 2: Convert to fraction form
    17,618.13/26,426.70 = 7,084.89/x
  3. Step 3: Cross multiply
    17,618.13x = 26,426.70 × 7,084.89
  4. Step 4: Simplify right side
    17,618.13x = 187,230,262.56
  5. Step 5: Solve for x
    x = 187,230,262.56/17,618.13
  6. Step 6: Final answer
    x = 10,627.14

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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.