Home / 29,768.31-41,080.11-16,339.79

Finding the Fourth Proportional to 29,768.31, 41,080.11 and 16,339.79

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Solution

The fourth proportional to 29,768.31, 41,080.11 and 16,339.79 is: 22,548.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,768.31 : 41,080.11 = 16,339.79 : x
  2. Step 2: Convert to fraction form
    29,768.31/41,080.11 = 16,339.79/x
  3. Step 3: Cross multiply
    29,768.31x = 41,080.11 × 16,339.79
  4. Step 4: Simplify right side
    29,768.31x = 671,240,503.91
  5. Step 5: Solve for x
    x = 671,240,503.91/29,768.31
  6. Step 6: Final answer
    x = 22,548.83

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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.