Home / 34,841.07-48,087.68-20,691.18

Finding the Fourth Proportional to 34,841.07, 48,087.68 and 20,691.18

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Solution

The fourth proportional to 34,841.07, 48,087.68 and 20,691.18 is: 28,557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,841.07 : 48,087.68 = 20,691.18 : x
  2. Step 2: Convert to fraction form
    34,841.07/48,087.68 = 20,691.18/x
  3. Step 3: Cross multiply
    34,841.07x = 48,087.68 × 20,691.18
  4. Step 4: Simplify right side
    34,841.07x = 994,990,739.21
  5. Step 5: Solve for x
    x = 994,990,739.21/34,841.07
  6. Step 6: Final answer
    x = 28,557.98

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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.