Home / 26,928.44-37,160.57-14,991.51

Finding the Fourth Proportional to 26,928.44, 37,160.57 and 14,991.51

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Solution

The fourth proportional to 26,928.44, 37,160.57 and 14,991.51 is: 20,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.44 : 37,160.57 = 14,991.51 : x
  2. Step 2: Convert to fraction form
    26,928.44/37,160.57 = 14,991.51/x
  3. Step 3: Cross multiply
    26,928.44x = 37,160.57 × 14,991.51
  4. Step 4: Simplify right side
    26,928.44x = 557,092,981.80
  5. Step 5: Solve for x
    x = 557,092,981.80/26,928.44
  6. Step 6: Final answer
    x = 20,687.91

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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.