Home / 14,688.78-22,028.49-4,825.78

Finding the Fourth Proportional to 14,688.78, 22,028.49 and 4,825.78

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Solution

The fourth proportional to 14,688.78, 22,028.49 and 4,825.78 is: 7,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,688.78 : 22,028.49 = 4,825.78 : x
  2. Step 2: Convert to fraction form
    14,688.78/22,028.49 = 4,825.78/x
  3. Step 3: Cross multiply
    14,688.78x = 22,028.49 × 4,825.78
  4. Step 4: Simplify right side
    14,688.78x = 106,304,591.40
  5. Step 5: Solve for x
    x = 106,304,591.40/14,688.78
  6. Step 6: Final answer
    x = 7,237.13

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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.