Home / 39,387.48-54,359.94-25,048.66

Finding the Fourth Proportional to 39,387.48, 54,359.94 and 25,048.66

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Solution

The fourth proportional to 39,387.48, 54,359.94 and 25,048.66 is: 34,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.48 : 54,359.94 = 25,048.66 : x
  2. Step 2: Convert to fraction form
    39,387.48/54,359.94 = 25,048.66/x
  3. Step 3: Cross multiply
    39,387.48x = 54,359.94 × 25,048.66
  4. Step 4: Simplify right side
    39,387.48x = 1,361,643,654.68
  5. Step 5: Solve for x
    x = 1,361,643,654.68/39,387.48
  6. Step 6: Final answer
    x = 34,570.47

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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.