Home / 26,480.06-36,538.52-15,147.75

Finding the Fourth Proportional to 26,480.06, 36,538.52 and 15,147.75

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Solution

The fourth proportional to 26,480.06, 36,538.52 and 15,147.75 is: 20,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.06 : 36,538.52 = 15,147.75 : x
  2. Step 2: Convert to fraction form
    26,480.06/36,538.52 = 15,147.75/x
  3. Step 3: Cross multiply
    26,480.06x = 36,538.52 × 15,147.75
  4. Step 4: Simplify right side
    26,480.06x = 553,476,290.59
  5. Step 5: Solve for x
    x = 553,476,290.59/26,480.06
  6. Step 6: Final answer
    x = 20,901.63

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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.