Home / 27,521.60-41,282.56-6,745.12

Finding the Fourth Proportional to 27,521.60, 41,282.56 and 6,745.12

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Solution

The fourth proportional to 27,521.60, 41,282.56 and 6,745.12 is: 10,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.60 : 41,282.56 = 6,745.12 : x
  2. Step 2: Convert to fraction form
    27,521.60/41,282.56 = 6,745.12/x
  3. Step 3: Cross multiply
    27,521.60x = 41,282.56 × 6,745.12
  4. Step 4: Simplify right side
    27,521.60x = 278,455,821.11
  5. Step 5: Solve for x
    x = 278,455,821.11/27,521.60
  6. Step 6: Final answer
    x = 10,117.72

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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.