Home / 25,213.38-37,774.44-18,155.18

Finding the Fourth Proportional to 25,213.38, 37,774.44 and 18,155.18

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Solution

The fourth proportional to 25,213.38, 37,774.44 and 18,155.18 is: 27,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.38 : 37,774.44 = 18,155.18 : x
  2. Step 2: Convert to fraction form
    25,213.38/37,774.44 = 18,155.18/x
  3. Step 3: Cross multiply
    25,213.38x = 37,774.44 × 18,155.18
  4. Step 4: Simplify right side
    25,213.38x = 685,801,560.90
  5. Step 5: Solve for x
    x = 685,801,560.90/25,213.38
  6. Step 6: Final answer
    x = 27,199.91

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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.