Home / 26,936.53-40,388.28-10,278.70

Finding the Fourth Proportional to 26,936.53, 40,388.28 and 10,278.70

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Solution

The fourth proportional to 26,936.53, 40,388.28 and 10,278.70 is: 15,411.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.53 : 40,388.28 = 10,278.70 : x
  2. Step 2: Convert to fraction form
    26,936.53/40,388.28 = 10,278.70/x
  3. Step 3: Cross multiply
    26,936.53x = 40,388.28 × 10,278.70
  4. Step 4: Simplify right side
    26,936.53x = 415,139,013.64
  5. Step 5: Solve for x
    x = 415,139,013.64/26,936.53
  6. Step 6: Final answer
    x = 15,411.75

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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.