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Finding the Fourth Proportional to 34,817, 48,053.54 and 20,669.54

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Solution

The fourth proportional to 34,817, 48,053.54 and 20,669.54 is: 28,527.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,817 : 48,053.54 = 20,669.54 : x
  2. Step 2: Convert to fraction form
    34,817/48,053.54 = 20,669.54/x
  3. Step 3: Cross multiply
    34,817x = 48,053.54 × 20,669.54
  4. Step 4: Simplify right side
    34,817x = 993,244,463.82
  5. Step 5: Solve for x
    x = 993,244,463.82/34,817
  6. Step 6: Final answer
    x = 28,527.57

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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.