Home / 26,718.35-36,872.41-14,781.48

Finding the Fourth Proportional to 26,718.35, 36,872.41 and 14,781.48

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Solution

The fourth proportional to 26,718.35, 36,872.41 and 14,781.48 is: 20,399.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.35 : 36,872.41 = 14,781.48 : x
  2. Step 2: Convert to fraction form
    26,718.35/36,872.41 = 14,781.48/x
  3. Step 3: Cross multiply
    26,718.35x = 36,872.41 × 14,781.48
  4. Step 4: Simplify right side
    26,718.35x = 545,028,717.06
  5. Step 5: Solve for x
    x = 545,028,717.06/26,718.35
  6. Step 6: Final answer
    x = 20,399.04

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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.