Home / 39,420.94-54,412.97-24,318.31

Finding the Fourth Proportional to 39,420.94, 54,412.97 and 24,318.31

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Solution

The fourth proportional to 39,420.94, 54,412.97 and 24,318.31 is: 33,566.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.94 : 54,412.97 = 24,318.31 : x
  2. Step 2: Convert to fraction form
    39,420.94/54,412.97 = 24,318.31/x
  3. Step 3: Cross multiply
    39,420.94x = 54,412.97 × 24,318.31
  4. Step 4: Simplify right side
    39,420.94x = 1,323,231,350.89
  5. Step 5: Solve for x
    x = 1,323,231,350.89/39,420.94
  6. Step 6: Final answer
    x = 33,566.71

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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.