Home / 22,695.30-34,047.56-7,905.38

Finding the Fourth Proportional to 22,695.30, 34,047.56 and 7,905.38

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Solution

The fourth proportional to 22,695.30, 34,047.56 and 7,905.38 is: 11,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.30 : 34,047.56 = 7,905.38 : x
  2. Step 2: Convert to fraction form
    22,695.30/34,047.56 = 7,905.38/x
  3. Step 3: Cross multiply
    22,695.30x = 34,047.56 × 7,905.38
  4. Step 4: Simplify right side
    22,695.30x = 269,158,749.40
  5. Step 5: Solve for x
    x = 269,158,749.40/22,695.30
  6. Step 6: Final answer
    x = 11,859.67

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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.