Home / 26,753.05-36,916.04-15,426.26

Finding the Fourth Proportional to 26,753.05, 36,916.04 and 15,426.26

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Solution

The fourth proportional to 26,753.05, 36,916.04 and 15,426.26 is: 21,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.05 : 36,916.04 = 15,426.26 : x
  2. Step 2: Convert to fraction form
    26,753.05/36,916.04 = 15,426.26/x
  3. Step 3: Cross multiply
    26,753.05x = 36,916.04 × 15,426.26
  4. Step 4: Simplify right side
    26,753.05x = 569,476,609.59
  5. Step 5: Solve for x
    x = 569,476,609.59/26,753.05
  6. Step 6: Final answer
    x = 21,286.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.