Home / 15,150.96-22,667.88-15,111.92

Finding the Fourth Proportional to 15,150.96, 22,667.88 and 15,111.92

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Solution

The fourth proportional to 15,150.96, 22,667.88 and 15,111.92 is: 22,609.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150.96 : 22,667.88 = 15,111.92 : x
  2. Step 2: Convert to fraction form
    15,150.96/22,667.88 = 15,111.92/x
  3. Step 3: Cross multiply
    15,150.96x = 22,667.88 × 15,111.92
  4. Step 4: Simplify right side
    15,150.96x = 342,555,189.13
  5. Step 5: Solve for x
    x = 342,555,189.13/15,150.96
  6. Step 6: Final answer
    x = 22,609.47

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Double scale
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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.