Home / 27,847.08-41,720.28-18,464.76

Finding the Fourth Proportional to 27,847.08, 41,720.28 and 18,464.76

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Solution

The fourth proportional to 27,847.08, 41,720.28 and 18,464.76 is: 27,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,847.08 : 41,720.28 = 18,464.76 : x
  2. Step 2: Convert to fraction form
    27,847.08/41,720.28 = 18,464.76/x
  3. Step 3: Cross multiply
    27,847.08x = 41,720.28 × 18,464.76
  4. Step 4: Simplify right side
    27,847.08x = 770,354,957.33
  5. Step 5: Solve for x
    x = 770,354,957.33/27,847.08
  6. Step 6: Final answer
    x = 27,663.76

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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.