Home / 29,228.46-40,344.39-16,661.58

Finding the Fourth Proportional to 29,228.46, 40,344.39 and 16,661.58

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Solution

The fourth proportional to 29,228.46, 40,344.39 and 16,661.58 is: 22,998.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.46 : 40,344.39 = 16,661.58 : x
  2. Step 2: Convert to fraction form
    29,228.46/40,344.39 = 16,661.58/x
  3. Step 3: Cross multiply
    29,228.46x = 40,344.39 × 16,661.58
  4. Step 4: Simplify right side
    29,228.46x = 672,201,281.54
  5. Step 5: Solve for x
    x = 672,201,281.54/29,228.46
  6. Step 6: Final answer
    x = 22,998.18

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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.