Home / 26,928.56-37,160.68-14,991.89

Finding the Fourth Proportional to 26,928.56, 37,160.68 and 14,991.89

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Solution

The fourth proportional to 26,928.56, 37,160.68 and 14,991.89 is: 20,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.56 : 37,160.68 = 14,991.89 : x
  2. Step 2: Convert to fraction form
    26,928.56/37,160.68 = 14,991.89/x
  3. Step 3: Cross multiply
    26,928.56x = 37,160.68 × 14,991.89
  4. Step 4: Simplify right side
    26,928.56x = 557,108,882.31
  5. Step 5: Solve for x
    x = 557,108,882.31/26,928.56
  6. Step 6: Final answer
    x = 20,688.41

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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.