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Finding the Fourth Proportional to 23,253.78, 34,880.68 and 6,837.78

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Solution

The fourth proportional to 23,253.78, 34,880.68 and 6,837.78 is: 10,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,253.78 : 34,880.68 = 6,837.78 : x
  2. Step 2: Convert to fraction form
    23,253.78/34,880.68 = 6,837.78/x
  3. Step 3: Cross multiply
    23,253.78x = 34,880.68 × 6,837.78
  4. Step 4: Simplify right side
    23,253.78x = 238,506,469.10
  5. Step 5: Solve for x
    x = 238,506,469.10/23,253.78
  6. Step 6: Final answer
    x = 10,256.67

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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.