Home / 39,718.64-54,791.16-26,972.48

Finding the Fourth Proportional to 39,718.64, 54,791.16 and 26,972.48

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Solution

The fourth proportional to 39,718.64, 54,791.16 and 26,972.48 is: 37,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.64 : 54,791.16 = 26,972.48 : x
  2. Step 2: Convert to fraction form
    39,718.64/54,791.16 = 26,972.48/x
  3. Step 3: Cross multiply
    39,718.64x = 54,791.16 × 26,972.48
  4. Step 4: Simplify right side
    39,718.64x = 1,477,853,467.28
  5. Step 5: Solve for x
    x = 1,477,853,467.28/39,718.64
  6. Step 6: Final answer
    x = 37,208.06

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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.