Home / 26,168.11-36,112.26-14,231.72

Finding the Fourth Proportional to 26,168.11, 36,112.26 and 14,231.72

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Solution

The fourth proportional to 26,168.11, 36,112.26 and 14,231.72 is: 19,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.11 : 36,112.26 = 14,231.72 : x
  2. Step 2: Convert to fraction form
    26,168.11/36,112.26 = 14,231.72/x
  3. Step 3: Cross multiply
    26,168.11x = 36,112.26 × 14,231.72
  4. Step 4: Simplify right side
    26,168.11x = 513,939,321.17
  5. Step 5: Solve for x
    x = 513,939,321.17/26,168.11
  6. Step 6: Final answer
    x = 19,639.91

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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.