Home / 39,821.32-59,711.84-17,641.48

Finding the Fourth Proportional to 39,821.32, 59,711.84 and 17,641.48

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Solution

The fourth proportional to 39,821.32, 59,711.84 and 17,641.48 is: 26,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,821.32 : 59,711.84 = 17,641.48 : x
  2. Step 2: Convert to fraction form
    39,821.32/59,711.84 = 17,641.48/x
  3. Step 3: Cross multiply
    39,821.32x = 59,711.84 × 17,641.48
  4. Step 4: Simplify right side
    39,821.32x = 1,053,405,231.12
  5. Step 5: Solve for x
    x = 1,053,405,231.12/39,821.32
  6. Step 6: Final answer
    x = 26,453.30

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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.