Home / 26,844.70-40,282.88-10,218.72

Finding the Fourth Proportional to 26,844.70, 40,282.88 and 10,218.72

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Solution

The fourth proportional to 26,844.70, 40,282.88 and 10,218.72 is: 15,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.70 : 40,282.88 = 10,218.72 : x
  2. Step 2: Convert to fraction form
    26,844.70/40,282.88 = 10,218.72/x
  3. Step 3: Cross multiply
    26,844.70x = 40,282.88 × 10,218.72
  4. Step 4: Simplify right side
    26,844.70x = 411,639,471.51
  5. Step 5: Solve for x
    x = 411,639,471.51/26,844.70
  6. Step 6: Final answer
    x = 15,334.11

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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.