Home / 13,329.33-19,977.60-4,554

Finding the Fourth Proportional to 13,329.33, 19,977.60 and 4,554

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Solution

The fourth proportional to 13,329.33, 19,977.60 and 4,554 is: 6,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.33 : 19,977.60 = 4,554 : x
  2. Step 2: Convert to fraction form
    13,329.33/19,977.60 = 4,554/x
  3. Step 3: Cross multiply
    13,329.33x = 19,977.60 × 4,554
  4. Step 4: Simplify right side
    13,329.33x = 90,977,990.40
  5. Step 5: Solve for x
    x = 90,977,990.40/13,329.33
  6. Step 6: Final answer
    x = 6,825.40

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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.