Home / 35,621-49,153.20-19,705.04

Finding the Fourth Proportional to 35,621, 49,153.20 and 19,705.04

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Solution

The fourth proportional to 35,621, 49,153.20 and 19,705.04 is: 27,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621 : 49,153.20 = 19,705.04 : x
  2. Step 2: Convert to fraction form
    35,621/49,153.20 = 19,705.04/x
  3. Step 3: Cross multiply
    35,621x = 49,153.20 × 19,705.04
  4. Step 4: Simplify right side
    35,621x = 968,565,772.13
  5. Step 5: Solve for x
    x = 968,565,772.13/35,621
  6. Step 6: Final answer
    x = 27,190.86

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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.