Home / 19,833.13-29,748.75-6,686.02

Finding the Fourth Proportional to 19,833.13, 29,748.75 and 6,686.02

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Solution

The fourth proportional to 19,833.13, 29,748.75 and 6,686.02 is: 10,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.13 : 29,748.75 = 6,686.02 : x
  2. Step 2: Convert to fraction form
    19,833.13/29,748.75 = 6,686.02/x
  3. Step 3: Cross multiply
    19,833.13x = 29,748.75 × 6,686.02
  4. Step 4: Simplify right side
    19,833.13x = 198,900,737.48
  5. Step 5: Solve for x
    x = 198,900,737.48/19,833.13
  6. Step 6: Final answer
    x = 10,028.71

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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.