Home / 19,899.88-29,832.40-8,046.34

Finding the Fourth Proportional to 19,899.88, 29,832.40 and 8,046.34

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Solution

The fourth proportional to 19,899.88, 29,832.40 and 8,046.34 is: 12,062.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.88 : 29,832.40 = 8,046.34 : x
  2. Step 2: Convert to fraction form
    19,899.88/29,832.40 = 8,046.34/x
  3. Step 3: Cross multiply
    19,899.88x = 29,832.40 × 8,046.34
  4. Step 4: Simplify right side
    19,899.88x = 240,041,568.89
  5. Step 5: Solve for x
    x = 240,041,568.89/19,899.88
  6. Step 6: Final answer
    x = 12,062.46

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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.