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Finding the Fourth Proportional to 34,808.74, 48,036.11 and 18,893.19

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Solution

The fourth proportional to 34,808.74, 48,036.11 and 18,893.19 is: 26,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.74 : 48,036.11 = 18,893.19 : x
  2. Step 2: Convert to fraction form
    34,808.74/48,036.11 = 18,893.19/x
  3. Step 3: Cross multiply
    34,808.74x = 48,036.11 × 18,893.19
  4. Step 4: Simplify right side
    34,808.74x = 907,555,353.09
  5. Step 5: Solve for x
    x = 907,555,353.09/34,808.74
  6. Step 6: Final answer
    x = 26,072.63

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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.