Home / 43,283.78-64,954.66-15,203.92

Finding the Fourth Proportional to 43,283.78, 64,954.66 and 15,203.92

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Solution

The fourth proportional to 43,283.78, 64,954.66 and 15,203.92 is: 22,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,283.78 : 64,954.66 = 15,203.92 : x
  2. Step 2: Convert to fraction form
    43,283.78/64,954.66 = 15,203.92/x
  3. Step 3: Cross multiply
    43,283.78x = 64,954.66 × 15,203.92
  4. Step 4: Simplify right side
    43,283.78x = 987,565,454.27
  5. Step 5: Solve for x
    x = 987,565,454.27/43,283.78
  6. Step 6: Final answer
    x = 22,816.06

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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.