Home / 26,890.04-40,310.46-11,308.76

Finding the Fourth Proportional to 26,890.04, 40,310.46 and 11,308.76

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Solution

The fourth proportional to 26,890.04, 40,310.46 and 11,308.76 is: 16,952.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.04 : 40,310.46 = 11,308.76 : x
  2. Step 2: Convert to fraction form
    26,890.04/40,310.46 = 11,308.76/x
  3. Step 3: Cross multiply
    26,890.04x = 40,310.46 × 11,308.76
  4. Step 4: Simplify right side
    26,890.04x = 455,861,317.63
  5. Step 5: Solve for x
    x = 455,861,317.63/26,890.04
  6. Step 6: Final answer
    x = 16,952.79

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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.