Home / 29,867.14-41,215.10-16,435.80

Finding the Fourth Proportional to 29,867.14, 41,215.10 and 16,435.80

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Solution

The fourth proportional to 29,867.14, 41,215.10 and 16,435.80 is: 22,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,867.14 : 41,215.10 = 16,435.80 : x
  2. Step 2: Convert to fraction form
    29,867.14/41,215.10 = 16,435.80/x
  3. Step 3: Cross multiply
    29,867.14x = 41,215.10 × 16,435.80
  4. Step 4: Simplify right side
    29,867.14x = 677,403,140.58
  5. Step 5: Solve for x
    x = 677,403,140.58/29,867.14
  6. Step 6: Final answer
    x = 22,680.55

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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.