Home / 26,861.08-40,291.44-10,445.08

Finding the Fourth Proportional to 26,861.08, 40,291.44 and 10,445.08

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Solution

The fourth proportional to 26,861.08, 40,291.44 and 10,445.08 is: 15,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.08 : 40,291.44 = 10,445.08 : x
  2. Step 2: Convert to fraction form
    26,861.08/40,291.44 = 10,445.08/x
  3. Step 3: Cross multiply
    26,861.08x = 40,291.44 × 10,445.08
  4. Step 4: Simplify right side
    26,861.08x = 420,847,314.12
  5. Step 5: Solve for x
    x = 420,847,314.12/26,861.08
  6. Step 6: Final answer
    x = 15,667.55

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Similar ratio
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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.