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Finding the Fourth Proportional to 34,841.44, 48,081.54 and 18,926.20

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Solution

The fourth proportional to 34,841.44, 48,081.54 and 18,926.20 is: 26,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,841.44 : 48,081.54 = 18,926.20 : x
  2. Step 2: Convert to fraction form
    34,841.44/48,081.54 = 18,926.20/x
  3. Step 3: Cross multiply
    34,841.44x = 48,081.54 × 18,926.20
  4. Step 4: Simplify right side
    34,841.44x = 910,000,842.35
  5. Step 5: Solve for x
    x = 910,000,842.35/34,841.44
  6. Step 6: Final answer
    x = 26,118.35

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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.