Home / 29,833.40-41,170.72-16,405.22

Finding the Fourth Proportional to 29,833.40, 41,170.72 and 16,405.22

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Solution

The fourth proportional to 29,833.40, 41,170.72 and 16,405.22 is: 22,639.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,833.40 : 41,170.72 = 16,405.22 : x
  2. Step 2: Convert to fraction form
    29,833.40/41,170.72 = 16,405.22/x
  3. Step 3: Cross multiply
    29,833.40x = 41,170.72 × 16,405.22
  4. Step 4: Simplify right side
    29,833.40x = 675,414,719.16
  5. Step 5: Solve for x
    x = 675,414,719.16/29,833.40
  6. Step 6: Final answer
    x = 22,639.55

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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.