Home / 49,512.47-74,268.70-19,934.51

Finding the Fourth Proportional to 49,512.47, 74,268.70 and 19,934.51

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Solution

The fourth proportional to 49,512.47, 74,268.70 and 19,934.51 is: 29,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512.47 : 74,268.70 = 19,934.51 : x
  2. Step 2: Convert to fraction form
    49,512.47/74,268.70 = 19,934.51/x
  3. Step 3: Cross multiply
    49,512.47x = 74,268.70 × 19,934.51
  4. Step 4: Simplify right side
    49,512.47x = 1,480,509,721.66
  5. Step 5: Solve for x
    x = 1,480,509,721.66/49,512.47
  6. Step 6: Final answer
    x = 29,901.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.