Home / 26,682.20-36,820.44-15,353.45

Finding the Fourth Proportional to 26,682.20, 36,820.44 and 15,353.45

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Solution

The fourth proportional to 26,682.20, 36,820.44 and 15,353.45 is: 21,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.20 : 36,820.44 = 15,353.45 : x
  2. Step 2: Convert to fraction form
    26,682.20/36,820.44 = 15,353.45/x
  3. Step 3: Cross multiply
    26,682.20x = 36,820.44 × 15,353.45
  4. Step 4: Simplify right side
    26,682.20x = 565,320,600.42
  5. Step 5: Solve for x
    x = 565,320,600.42/26,682.20
  6. Step 6: Final answer
    x = 21,187.18

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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.