Home / 26,187.21-36,138.13-14,250.56

Finding the Fourth Proportional to 26,187.21, 36,138.13 and 14,250.56

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Solution

The fourth proportional to 26,187.21, 36,138.13 and 14,250.56 is: 19,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.21 : 36,138.13 = 14,250.56 : x
  2. Step 2: Convert to fraction form
    26,187.21/36,138.13 = 14,250.56/x
  3. Step 3: Cross multiply
    26,187.21x = 36,138.13 × 14,250.56
  4. Step 4: Simplify right side
    26,187.21x = 514,988,589.85
  5. Step 5: Solve for x
    x = 514,988,589.85/26,187.21
  6. Step 6: Final answer
    x = 19,665.65

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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.