Home / 15,921.40-23,883.33-4,829.02

Finding the Fourth Proportional to 15,921.40, 23,883.33 and 4,829.02

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Solution

The fourth proportional to 15,921.40, 23,883.33 and 4,829.02 is: 7,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,921.40 : 23,883.33 = 4,829.02 : x
  2. Step 2: Convert to fraction form
    15,921.40/23,883.33 = 4,829.02/x
  3. Step 3: Cross multiply
    15,921.40x = 23,883.33 × 4,829.02
  4. Step 4: Simplify right side
    15,921.40x = 115,333,078.24
  5. Step 5: Solve for x
    x = 115,333,078.24/15,921.40
  6. Step 6: Final answer
    x = 7,243.90

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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.