Home / 18,339.03-27,508.59-4,488.03

Finding the Fourth Proportional to 18,339.03, 27,508.59 and 4,488.03

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Solution

The fourth proportional to 18,339.03, 27,508.59 and 4,488.03 is: 6,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339.03 : 27,508.59 = 4,488.03 : x
  2. Step 2: Convert to fraction form
    18,339.03/27,508.59 = 4,488.03/x
  3. Step 3: Cross multiply
    18,339.03x = 27,508.59 × 4,488.03
  4. Step 4: Simplify right side
    18,339.03x = 123,459,377.18
  5. Step 5: Solve for x
    x = 123,459,377.18/18,339.03
  6. Step 6: Final answer
    x = 6,732.06

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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.