Home / 26,820.97-37,015.26-14,886.61

Finding the Fourth Proportional to 26,820.97, 37,015.26 and 14,886.61

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Solution

The fourth proportional to 26,820.97, 37,015.26 and 14,886.61 is: 20,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.97 : 37,015.26 = 14,886.61 : x
  2. Step 2: Convert to fraction form
    26,820.97/37,015.26 = 14,886.61/x
  3. Step 3: Cross multiply
    26,820.97x = 37,015.26 × 14,886.61
  4. Step 4: Simplify right side
    26,820.97x = 551,031,739.67
  5. Step 5: Solve for x
    x = 551,031,739.67/26,820.97
  6. Step 6: Final answer
    x = 20,544.81

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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.