Home / 26,963.97-37,210.28-15,640.04

Finding the Fourth Proportional to 26,963.97, 37,210.28 and 15,640.04

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Solution

The fourth proportional to 26,963.97, 37,210.28 and 15,640.04 is: 21,583.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,963.97 : 37,210.28 = 15,640.04 : x
  2. Step 2: Convert to fraction form
    26,963.97/37,210.28 = 15,640.04/x
  3. Step 3: Cross multiply
    26,963.97x = 37,210.28 × 15,640.04
  4. Step 4: Simplify right side
    26,963.97x = 581,970,003.36
  5. Step 5: Solve for x
    x = 581,970,003.36/26,963.97
  6. Step 6: Final answer
    x = 21,583.25

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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.