Home / 29,141.66-40,215.43-16,394.86

Finding the Fourth Proportional to 29,141.66, 40,215.43 and 16,394.86

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Solution

The fourth proportional to 29,141.66, 40,215.43 and 16,394.86 is: 22,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141.66 : 40,215.43 = 16,394.86 : x
  2. Step 2: Convert to fraction form
    29,141.66/40,215.43 = 16,394.86/x
  3. Step 3: Cross multiply
    29,141.66x = 40,215.43 × 16,394.86
  4. Step 4: Simplify right side
    29,141.66x = 659,326,344.69
  5. Step 5: Solve for x
    x = 659,326,344.69/29,141.66
  6. Step 6: Final answer
    x = 22,624.87

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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.