Home / 26,723.24-36,877.60-15,392.68

Finding the Fourth Proportional to 26,723.24, 36,877.60 and 15,392.68

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Solution

The fourth proportional to 26,723.24, 36,877.60 and 15,392.68 is: 21,241.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.24 : 36,877.60 = 15,392.68 : x
  2. Step 2: Convert to fraction form
    26,723.24/36,877.60 = 15,392.68/x
  3. Step 3: Cross multiply
    26,723.24x = 36,877.60 × 15,392.68
  4. Step 4: Simplify right side
    26,723.24x = 567,645,273.74
  5. Step 5: Solve for x
    x = 567,645,273.74/26,723.24
  6. Step 6: Final answer
    x = 21,241.63

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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.