Home / 27,555.06-38,019.33-17,479.83

Finding the Fourth Proportional to 27,555.06, 38,019.33 and 17,479.83

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Solution

The fourth proportional to 27,555.06, 38,019.33 and 17,479.83 is: 24,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,555.06 : 38,019.33 = 17,479.83 : x
  2. Step 2: Convert to fraction form
    27,555.06/38,019.33 = 17,479.83/x
  3. Step 3: Cross multiply
    27,555.06x = 38,019.33 × 17,479.83
  4. Step 4: Simplify right side
    27,555.06x = 664,571,425.11
  5. Step 5: Solve for x
    x = 664,571,425.11/27,555.06
  6. Step 6: Final answer
    x = 24,117.95

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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.