Home / 26,955.20-37,197.38-15,017.80

Finding the Fourth Proportional to 26,955.20, 37,197.38 and 15,017.80

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Solution

The fourth proportional to 26,955.20, 37,197.38 and 15,017.80 is: 20,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.20 : 37,197.38 = 15,017.80 : x
  2. Step 2: Convert to fraction form
    26,955.20/37,197.38 = 15,017.80/x
  3. Step 3: Cross multiply
    26,955.20x = 37,197.38 × 15,017.80
  4. Step 4: Simplify right side
    26,955.20x = 558,622,813.36
  5. Step 5: Solve for x
    x = 558,622,813.36/26,955.20
  6. Step 6: Final answer
    x = 20,724.12

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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.