Home / 26,919.44-37,145.49-15,588.75

Finding the Fourth Proportional to 26,919.44, 37,145.49 and 15,588.75

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Solution

The fourth proportional to 26,919.44, 37,145.49 and 15,588.75 is: 21,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.44 : 37,145.49 = 15,588.75 : x
  2. Step 2: Convert to fraction form
    26,919.44/37,145.49 = 15,588.75/x
  3. Step 3: Cross multiply
    26,919.44x = 37,145.49 × 15,588.75
  4. Step 4: Simplify right side
    26,919.44x = 579,051,838.08
  5. Step 5: Solve for x
    x = 579,051,838.08/26,919.44
  6. Step 6: Final answer
    x = 21,510.55

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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.