Home / 26,891.27-40,342.35-11,308.88

Finding the Fourth Proportional to 26,891.27, 40,342.35 and 11,308.88

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Solution

The fourth proportional to 26,891.27, 40,342.35 and 11,308.88 is: 16,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.27 : 40,342.35 = 11,308.88 : x
  2. Step 2: Convert to fraction form
    26,891.27/40,342.35 = 11,308.88/x
  3. Step 3: Cross multiply
    26,891.27x = 40,342.35 × 11,308.88
  4. Step 4: Simplify right side
    26,891.27x = 456,226,536.81
  5. Step 5: Solve for x
    x = 456,226,536.81/26,891.27
  6. Step 6: Final answer
    x = 16,965.60

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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.