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Finding the Fourth Proportional to 34,034.62, 46,961.05 and 20,607.11

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Solution

The fourth proportional to 34,034.62, 46,961.05 and 20,607.11 is: 28,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,034.62 : 46,961.05 = 20,607.11 : x
  2. Step 2: Convert to fraction form
    34,034.62/46,961.05 = 20,607.11/x
  3. Step 3: Cross multiply
    34,034.62x = 46,961.05 × 20,607.11
  4. Step 4: Simplify right side
    34,034.62x = 967,731,523.07
  5. Step 5: Solve for x
    x = 967,731,523.07/34,034.62
  6. Step 6: Final answer
    x = 28,433.74

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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.