Home / 18,878.04-26,052.84-11,324.70

Finding the Fourth Proportional to 18,878.04, 26,052.84 and 11,324.70

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Solution

The fourth proportional to 18,878.04, 26,052.84 and 11,324.70 is: 15,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,878.04 : 26,052.84 = 11,324.70 : x
  2. Step 2: Convert to fraction form
    18,878.04/26,052.84 = 11,324.70/x
  3. Step 3: Cross multiply
    18,878.04x = 26,052.84 × 11,324.70
  4. Step 4: Simplify right side
    18,878.04x = 295,040,597.15
  5. Step 5: Solve for x
    x = 295,040,597.15/18,878.04
  6. Step 6: Final answer
    x = 15,628.77

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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.