Home / 39,913.41-55,080.91-22,007.96

Finding the Fourth Proportional to 39,913.41, 55,080.91 and 22,007.96

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Solution

The fourth proportional to 39,913.41, 55,080.91 and 22,007.96 is: 30,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,913.41 : 55,080.91 = 22,007.96 : x
  2. Step 2: Convert to fraction form
    39,913.41/55,080.91 = 22,007.96/x
  3. Step 3: Cross multiply
    39,913.41x = 55,080.91 × 22,007.96
  4. Step 4: Simplify right side
    39,913.41x = 1,212,218,464.04
  5. Step 5: Solve for x
    x = 1,212,218,464.04/39,913.41
  6. Step 6: Final answer
    x = 30,371.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.