Home / 18,841.75-26,001.78-10,883.79

Finding the Fourth Proportional to 18,841.75, 26,001.78 and 10,883.79

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Solution

The fourth proportional to 18,841.75, 26,001.78 and 10,883.79 is: 15,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.75 : 26,001.78 = 10,883.79 : x
  2. Step 2: Convert to fraction form
    18,841.75/26,001.78 = 10,883.79/x
  3. Step 3: Cross multiply
    18,841.75x = 26,001.78 × 10,883.79
  4. Step 4: Simplify right side
    18,841.75x = 282,997,913.15
  5. Step 5: Solve for x
    x = 282,997,913.15/18,841.75
  6. Step 6: Final answer
    x = 15,019.73

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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.