Home / 39,438.08-58,815.04-33,632

Finding the Fourth Proportional to 39,438.08, 58,815.04 and 33,632

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Solution

The fourth proportional to 39,438.08, 58,815.04 and 33,632 is: 50,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438.08 : 58,815.04 = 33,632 : x
  2. Step 2: Convert to fraction form
    39,438.08/58,815.04 = 33,632/x
  3. Step 3: Cross multiply
    39,438.08x = 58,815.04 × 33,632
  4. Step 4: Simplify right side
    39,438.08x = 1,978,067,425.28
  5. Step 5: Solve for x
    x = 1,978,067,425.28/39,438.08
  6. Step 6: Final answer
    x = 50,156.28

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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.