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Finding the Fourth Proportional to 62,626.22, 86,420.92 and 35,763.48

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Solution

The fourth proportional to 62,626.22, 86,420.92 and 35,763.48 is: 49,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,626.22 : 86,420.92 = 35,763.48 : x
  2. Step 2: Convert to fraction form
    62,626.22/86,420.92 = 35,763.48/x
  3. Step 3: Cross multiply
    62,626.22x = 86,420.92 × 35,763.48
  4. Step 4: Simplify right side
    62,626.22x = 3,090,712,844.00
  5. Step 5: Solve for x
    x = 3,090,712,844.00/62,626.22
  6. Step 6: Final answer
    x = 49,351.74

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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.