Home / 26,120.81-36,046.13-14,184.05

Finding the Fourth Proportional to 26,120.81, 36,046.13 and 14,184.05

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Solution

The fourth proportional to 26,120.81, 36,046.13 and 14,184.05 is: 19,573.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.81 : 36,046.13 = 14,184.05 : x
  2. Step 2: Convert to fraction form
    26,120.81/36,046.13 = 14,184.05/x
  3. Step 3: Cross multiply
    26,120.81x = 36,046.13 × 14,184.05
  4. Step 4: Simplify right side
    26,120.81x = 511,279,859.08
  5. Step 5: Solve for x
    x = 511,279,859.08/26,120.81
  6. Step 6: Final answer
    x = 19,573.66

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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.