Home / 19,849.12-29,778-6,700.93

Finding the Fourth Proportional to 19,849.12, 29,778 and 6,700.93

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Solution

The fourth proportional to 19,849.12, 29,778 and 6,700.93 is: 10,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.12 : 29,778 = 6,700.93 : x
  2. Step 2: Convert to fraction form
    19,849.12/29,778 = 6,700.93/x
  3. Step 3: Cross multiply
    19,849.12x = 29,778 × 6,700.93
  4. Step 4: Simplify right side
    19,849.12x = 199,540,293.54
  5. Step 5: Solve for x
    x = 199,540,293.54/19,849.12
  6. Step 6: Final answer
    x = 10,052.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.