Home / 15,111.44-22,667.97-4,724

Finding the Fourth Proportional to 15,111.44, 22,667.97 and 4,724

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Solution

The fourth proportional to 15,111.44, 22,667.97 and 4,724 is: 7,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.44 : 22,667.97 = 4,724 : x
  2. Step 2: Convert to fraction form
    15,111.44/22,667.97 = 4,724/x
  3. Step 3: Cross multiply
    15,111.44x = 22,667.97 × 4,724
  4. Step 4: Simplify right side
    15,111.44x = 107,083,490.28
  5. Step 5: Solve for x
    x = 107,083,490.28/15,111.44
  6. Step 6: Final answer
    x = 7,086.25

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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.