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Finding the Fourth Proportional to 22,539.68, 33,805.56 and 6,953.12

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Solution

The fourth proportional to 22,539.68, 33,805.56 and 6,953.12 is: 10,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,539.68 : 33,805.56 = 6,953.12 : x
  2. Step 2: Convert to fraction form
    22,539.68/33,805.56 = 6,953.12/x
  3. Step 3: Cross multiply
    22,539.68x = 33,805.56 × 6,953.12
  4. Step 4: Simplify right side
    22,539.68x = 235,054,115.35
  5. Step 5: Solve for x
    x = 235,054,115.35/22,539.68
  6. Step 6: Final answer
    x = 10,428.46

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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.