Home / 43,772.23-65,629.59-21,600.10

Finding the Fourth Proportional to 43,772.23, 65,629.59 and 21,600.10

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Solution

The fourth proportional to 43,772.23, 65,629.59 and 21,600.10 is: 32,385.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,772.23 : 65,629.59 = 21,600.10 : x
  2. Step 2: Convert to fraction form
    43,772.23/65,629.59 = 21,600.10/x
  3. Step 3: Cross multiply
    43,772.23x = 65,629.59 × 21,600.10
  4. Step 4: Simplify right side
    43,772.23x = 1,417,605,706.96
  5. Step 5: Solve for x
    x = 1,417,605,706.96/43,772.23
  6. Step 6: Final answer
    x = 32,385.96

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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.