Home / 26,969.68-40,451.64-9,439.84

Finding the Fourth Proportional to 26,969.68, 40,451.64 and 9,439.84

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Solution

The fourth proportional to 26,969.68, 40,451.64 and 9,439.84 is: 14,158.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969.68 : 40,451.64 = 9,439.84 : x
  2. Step 2: Convert to fraction form
    26,969.68/40,451.64 = 9,439.84/x
  3. Step 3: Cross multiply
    26,969.68x = 40,451.64 × 9,439.84
  4. Step 4: Simplify right side
    26,969.68x = 381,857,009.34
  5. Step 5: Solve for x
    x = 381,857,009.34/26,969.68
  6. Step 6: Final answer
    x = 14,158.75

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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.