Home / 26,129.44-36,089.04-21,895.84

Finding the Fourth Proportional to 26,129.44, 36,089.04 and 21,895.84

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Solution

The fourth proportional to 26,129.44, 36,089.04 and 21,895.84 is: 30,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129.44 : 36,089.04 = 21,895.84 : x
  2. Step 2: Convert to fraction form
    26,129.44/36,089.04 = 21,895.84/x
  3. Step 3: Cross multiply
    26,129.44x = 36,089.04 × 21,895.84
  4. Step 4: Simplify right side
    26,129.44x = 790,199,845.59
  5. Step 5: Solve for x
    x = 790,199,845.59/26,129.44
  6. Step 6: Final answer
    x = 30,241.74

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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.