Home / 43,292.43-64,942.34-15,210.04

Finding the Fourth Proportional to 43,292.43, 64,942.34 and 15,210.04

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Solution

The fourth proportional to 43,292.43, 64,942.34 and 15,210.04 is: 22,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,292.43 : 64,942.34 = 15,210.04 : x
  2. Step 2: Convert to fraction form
    43,292.43/64,942.34 = 15,210.04/x
  3. Step 3: Cross multiply
    43,292.43x = 64,942.34 × 15,210.04
  4. Step 4: Simplify right side
    43,292.43x = 987,775,589.09
  5. Step 5: Solve for x
    x = 987,775,589.09/43,292.43
  6. Step 6: Final answer
    x = 22,816.36

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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.