Home / 19,102.98-28,653.11-5,062.70

Finding the Fourth Proportional to 19,102.98, 28,653.11 and 5,062.70

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Solution

The fourth proportional to 19,102.98, 28,653.11 and 5,062.70 is: 7,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.98 : 28,653.11 = 5,062.70 : x
  2. Step 2: Convert to fraction form
    19,102.98/28,653.11 = 5,062.70/x
  3. Step 3: Cross multiply
    19,102.98x = 28,653.11 × 5,062.70
  4. Step 4: Simplify right side
    19,102.98x = 145,061,969.39
  5. Step 5: Solve for x
    x = 145,061,969.39/19,102.98
  6. Step 6: Final answer
    x = 7,593.68

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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.