Home / 26,991.10-37,247.36-15,054.64

Finding the Fourth Proportional to 26,991.10, 37,247.36 and 15,054.64

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Solution

The fourth proportional to 26,991.10, 37,247.36 and 15,054.64 is: 20,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.10 : 37,247.36 = 15,054.64 : x
  2. Step 2: Convert to fraction form
    26,991.10/37,247.36 = 15,054.64/x
  3. Step 3: Cross multiply
    26,991.10x = 37,247.36 × 15,054.64
  4. Step 4: Simplify right side
    26,991.10x = 560,745,595.75
  5. Step 5: Solve for x
    x = 560,745,595.75/26,991.10
  6. Step 6: Final answer
    x = 20,775.20

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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.