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Finding the Fourth Proportional to 54,847.99, 82,271.98 and 13,294.99

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Solution

The fourth proportional to 54,847.99, 82,271.98 and 13,294.99 is: 19,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,847.99 : 82,271.98 = 13,294.99 : x
  2. Step 2: Convert to fraction form
    54,847.99/82,271.98 = 13,294.99/x
  3. Step 3: Cross multiply
    54,847.99x = 82,271.98 × 13,294.99
  4. Step 4: Simplify right side
    54,847.99x = 1,093,805,151.38
  5. Step 5: Solve for x
    x = 1,093,805,151.38/54,847.99
  6. Step 6: Final answer
    x = 19,942.48

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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.