Home / 27,256.25-37,616.75-15,157.94

Finding the Fourth Proportional to 27,256.25, 37,616.75 and 15,157.94

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Solution

The fourth proportional to 27,256.25, 37,616.75 and 15,157.94 is: 20,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,256.25 : 37,616.75 = 15,157.94 : x
  2. Step 2: Convert to fraction form
    27,256.25/37,616.75 = 15,157.94/x
  3. Step 3: Cross multiply
    27,256.25x = 37,616.75 × 15,157.94
  4. Step 4: Simplify right side
    27,256.25x = 570,192,439.50
  5. Step 5: Solve for x
    x = 570,192,439.50/27,256.25
  6. Step 6: Final answer
    x = 20,919.70

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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.