Home / 17,618.66-26,427.99-5,306.66

Finding the Fourth Proportional to 17,618.66, 26,427.99 and 5,306.66

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Solution

The fourth proportional to 17,618.66, 26,427.99 and 5,306.66 is: 7,959.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.66 : 26,427.99 = 5,306.66 : x
  2. Step 2: Convert to fraction form
    17,618.66/26,427.99 = 5,306.66/x
  3. Step 3: Cross multiply
    17,618.66x = 26,427.99 × 5,306.66
  4. Step 4: Simplify right side
    17,618.66x = 140,244,357.41
  5. Step 5: Solve for x
    x = 140,244,357.41/17,618.66
  6. Step 6: Final answer
    x = 7,959.99

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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.