Home / 54,685.33-82,034.84-21,401.10

Finding the Fourth Proportional to 54,685.33, 82,034.84 and 21,401.10

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Solution

The fourth proportional to 54,685.33, 82,034.84 and 21,401.10 is: 32,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,685.33 : 82,034.84 = 21,401.10 : x
  2. Step 2: Convert to fraction form
    54,685.33/82,034.84 = 21,401.10/x
  3. Step 3: Cross multiply
    54,685.33x = 82,034.84 × 21,401.10
  4. Step 4: Simplify right side
    54,685.33x = 1,755,635,297.14
  5. Step 5: Solve for x
    x = 1,755,635,297.14/54,685.33
  6. Step 6: Final answer
    x = 32,104.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.