Home / 26,991.88-37,247.10-15,055.99

Finding the Fourth Proportional to 26,991.88, 37,247.10 and 15,055.99

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Solution

The fourth proportional to 26,991.88, 37,247.10 and 15,055.99 is: 20,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.88 : 37,247.10 = 15,055.99 : x
  2. Step 2: Convert to fraction form
    26,991.88/37,247.10 = 15,055.99/x
  3. Step 3: Cross multiply
    26,991.88x = 37,247.10 × 15,055.99
  4. Step 4: Simplify right side
    26,991.88x = 560,791,965.13
  5. Step 5: Solve for x
    x = 560,791,965.13/26,991.88
  6. Step 6: Final answer
    x = 20,776.32

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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.