Home / 17,620.48-26,424.13-7,086.95

Finding the Fourth Proportional to 17,620.48, 26,424.13 and 7,086.95

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Solution

The fourth proportional to 17,620.48, 26,424.13 and 7,086.95 is: 10,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.48 : 26,424.13 = 7,086.95 : x
  2. Step 2: Convert to fraction form
    17,620.48/26,424.13 = 7,086.95/x
  3. Step 3: Cross multiply
    17,620.48x = 26,424.13 × 7,086.95
  4. Step 4: Simplify right side
    17,620.48x = 187,266,338.27
  5. Step 5: Solve for x
    x = 187,266,338.27/17,620.48
  6. Step 6: Final answer
    x = 10,627.77

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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.