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Finding the Fourth Proportional to 22,751.08, 34,117.02 and 7,955.56

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Solution

The fourth proportional to 22,751.08, 34,117.02 and 7,955.56 is: 11,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.08 : 34,117.02 = 7,955.56 : x
  2. Step 2: Convert to fraction form
    22,751.08/34,117.02 = 7,955.56/x
  3. Step 3: Cross multiply
    22,751.08x = 34,117.02 × 7,955.56
  4. Step 4: Simplify right side
    22,751.08x = 271,419,999.63
  5. Step 5: Solve for x
    x = 271,419,999.63/22,751.08
  6. Step 6: Final answer
    x = 11,929.98

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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.