Home / 19,214.33-28,820.33-7,204.11

Finding the Fourth Proportional to 19,214.33, 28,820.33 and 7,204.11

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Solution

The fourth proportional to 19,214.33, 28,820.33 and 7,204.11 is: 10,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.33 : 28,820.33 = 7,204.11 : x
  2. Step 2: Convert to fraction form
    19,214.33/28,820.33 = 7,204.11/x
  3. Step 3: Cross multiply
    19,214.33x = 28,820.33 × 7,204.11
  4. Step 4: Simplify right side
    19,214.33x = 207,624,719.48
  5. Step 5: Solve for x
    x = 207,624,719.48/19,214.33
  6. Step 6: Final answer
    x = 10,805.72

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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.