Home / 19,253.84-28,882.60-5,214.02

Finding the Fourth Proportional to 19,253.84, 28,882.60 and 5,214.02

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Solution

The fourth proportional to 19,253.84, 28,882.60 and 5,214.02 is: 7,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253.84 : 28,882.60 = 5,214.02 : x
  2. Step 2: Convert to fraction form
    19,253.84/28,882.60 = 5,214.02/x
  3. Step 3: Cross multiply
    19,253.84x = 28,882.60 × 5,214.02
  4. Step 4: Simplify right side
    19,253.84x = 150,594,473.73
  5. Step 5: Solve for x
    x = 150,594,473.73/19,253.84
  6. Step 6: Final answer
    x = 7,821.53

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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.