Home / 26,867.60-40,284.12-11,281.04

Finding the Fourth Proportional to 26,867.60, 40,284.12 and 11,281.04

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Solution

The fourth proportional to 26,867.60, 40,284.12 and 11,281.04 is: 16,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,867.60 : 40,284.12 = 11,281.04 : x
  2. Step 2: Convert to fraction form
    26,867.60/40,284.12 = 11,281.04/x
  3. Step 3: Cross multiply
    26,867.60x = 40,284.12 × 11,281.04
  4. Step 4: Simplify right side
    26,867.60x = 454,446,769.08
  5. Step 5: Solve for x
    x = 454,446,769.08/26,867.60
  6. Step 6: Final answer
    x = 16,914.30

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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.