Home / 23,880.32-35,645.20-22,121

Finding the Fourth Proportional to 23,880.32, 35,645.20 and 22,121

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Solution

The fourth proportional to 23,880.32, 35,645.20 and 22,121 is: 33,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,880.32 : 35,645.20 = 22,121 : x
  2. Step 2: Convert to fraction form
    23,880.32/35,645.20 = 22,121/x
  3. Step 3: Cross multiply
    23,880.32x = 35,645.20 × 22,121
  4. Step 4: Simplify right side
    23,880.32x = 788,507,469.20
  5. Step 5: Solve for x
    x = 788,507,469.20/23,880.32
  6. Step 6: Final answer
    x = 33,019.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.