Home / 41,855.78-62,730.27-19,620.17

Finding the Fourth Proportional to 41,855.78, 62,730.27 and 19,620.17

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Solution

The fourth proportional to 41,855.78, 62,730.27 and 19,620.17 is: 29,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,855.78 : 62,730.27 = 19,620.17 : x
  2. Step 2: Convert to fraction form
    41,855.78/62,730.27 = 19,620.17/x
  3. Step 3: Cross multiply
    41,855.78x = 62,730.27 × 19,620.17
  4. Step 4: Simplify right side
    41,855.78x = 1,230,778,561.55
  5. Step 5: Solve for x
    x = 1,230,778,561.55/41,855.78
  6. Step 6: Final answer
    x = 29,405.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.