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Finding the Fourth Proportional to 34,936.92, 48,214.65 and 20,597.22

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Solution

The fourth proportional to 34,936.92, 48,214.65 and 20,597.22 is: 28,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,936.92 : 48,214.65 = 20,597.22 : x
  2. Step 2: Convert to fraction form
    34,936.92/48,214.65 = 20,597.22/x
  3. Step 3: Cross multiply
    34,936.92x = 48,214.65 × 20,597.22
  4. Step 4: Simplify right side
    34,936.92x = 993,087,753.27
  5. Step 5: Solve for x
    x = 993,087,753.27/34,936.92
  6. Step 6: Final answer
    x = 28,425.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.