Home / 39,487.36-54,476.96-22,711.36

Finding the Fourth Proportional to 39,487.36, 54,476.96 and 22,711.36

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Solution

The fourth proportional to 39,487.36, 54,476.96 and 22,711.36 is: 31,332.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,487.36 : 54,476.96 = 22,711.36 : x
  2. Step 2: Convert to fraction form
    39,487.36/54,476.96 = 22,711.36/x
  3. Step 3: Cross multiply
    39,487.36x = 54,476.96 × 22,711.36
  4. Step 4: Simplify right side
    39,487.36x = 1,237,245,850.27
  5. Step 5: Solve for x
    x = 1,237,245,850.27/39,487.36
  6. Step 6: Final answer
    x = 31,332.71

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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.