Home / 31,168.93-46,963.79-25,743.81

Finding the Fourth Proportional to 31,168.93, 46,963.79 and 25,743.81

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Solution

The fourth proportional to 31,168.93, 46,963.79 and 25,743.81 is: 38,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,168.93 : 46,963.79 = 25,743.81 : x
  2. Step 2: Convert to fraction form
    31,168.93/46,963.79 = 25,743.81/x
  3. Step 3: Cross multiply
    31,168.93x = 46,963.79 × 25,743.81
  4. Step 4: Simplify right side
    31,168.93x = 1,209,026,886.64
  5. Step 5: Solve for x
    x = 1,209,026,886.64/31,168.93
  6. Step 6: Final answer
    x = 38,789.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.