Home / 41,420.16-62,131.77-13,336.47

Finding the Fourth Proportional to 41,420.16, 62,131.77 and 13,336.47

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Solution

The fourth proportional to 41,420.16, 62,131.77 and 13,336.47 is: 20,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.16 : 62,131.77 = 13,336.47 : x
  2. Step 2: Convert to fraction form
    41,420.16/62,131.77 = 13,336.47/x
  3. Step 3: Cross multiply
    41,420.16x = 62,131.77 × 13,336.47
  4. Step 4: Simplify right side
    41,420.16x = 828,618,486.65
  5. Step 5: Solve for x
    x = 828,618,486.65/41,420.16
  6. Step 6: Final answer
    x = 20,005.20

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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.