Home / 22,749.70-34,112.40-9,587.20

Finding the Fourth Proportional to 22,749.70, 34,112.40 and 9,587.20

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Solution

The fourth proportional to 22,749.70, 34,112.40 and 9,587.20 is: 14,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.70 : 34,112.40 = 9,587.20 : x
  2. Step 2: Convert to fraction form
    22,749.70/34,112.40 = 9,587.20/x
  3. Step 3: Cross multiply
    22,749.70x = 34,112.40 × 9,587.20
  4. Step 4: Simplify right side
    22,749.70x = 327,042,401.28
  5. Step 5: Solve for x
    x = 327,042,401.28/22,749.70
  6. Step 6: Final answer
    x = 14,375.68

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1.5x scale

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.