Home / 18,098.85-27,152.12-5,618.58

Finding the Fourth Proportional to 18,098.85, 27,152.12 and 5,618.58

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Solution

The fourth proportional to 18,098.85, 27,152.12 and 5,618.58 is: 8,429.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.85 : 27,152.12 = 5,618.58 : x
  2. Step 2: Convert to fraction form
    18,098.85/27,152.12 = 5,618.58/x
  3. Step 3: Cross multiply
    18,098.85x = 27,152.12 × 5,618.58
  4. Step 4: Simplify right side
    18,098.85x = 152,556,358.39
  5. Step 5: Solve for x
    x = 152,556,358.39/18,098.85
  6. Step 6: Final answer
    x = 8,429.06

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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.