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Finding the Fourth Proportional to 22,059.99, 33,089.99 and 15,515.46

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Solution

The fourth proportional to 22,059.99, 33,089.99 and 15,515.46 is: 23,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.99 : 33,089.99 = 15,515.46 : x
  2. Step 2: Convert to fraction form
    22,059.99/33,089.99 = 15,515.46/x
  3. Step 3: Cross multiply
    22,059.99x = 33,089.99 × 15,515.46
  4. Step 4: Simplify right side
    22,059.99x = 513,406,338.67
  5. Step 5: Solve for x
    x = 513,406,338.67/22,059.99
  6. Step 6: Final answer
    x = 23,273.19

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Similar ratio
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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.