Home / 26,861.20-40,252.37-13,515.84

Finding the Fourth Proportional to 26,861.20, 40,252.37 and 13,515.84

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Solution

The fourth proportional to 26,861.20, 40,252.37 and 13,515.84 is: 20,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,861.20 : 40,252.37 = 13,515.84 : x
  2. Step 2: Convert to fraction form
    26,861.20/40,252.37 = 13,515.84/x
  3. Step 3: Cross multiply
    26,861.20x = 40,252.37 × 13,515.84
  4. Step 4: Simplify right side
    26,861.20x = 544,044,524.96
  5. Step 5: Solve for x
    x = 544,044,524.96/26,861.20
  6. Step 6: Final answer
    x = 20,253.92

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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.