Home / 26,615.21-36,727.67-16,002.78

Finding the Fourth Proportional to 26,615.21, 36,727.67 and 16,002.78

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Solution

The fourth proportional to 26,615.21, 36,727.67 and 16,002.78 is: 22,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.21 : 36,727.67 = 16,002.78 : x
  2. Step 2: Convert to fraction form
    26,615.21/36,727.67 = 16,002.78/x
  3. Step 3: Cross multiply
    26,615.21x = 36,727.67 × 16,002.78
  4. Step 4: Simplify right side
    26,615.21x = 587,744,742.91
  5. Step 5: Solve for x
    x = 587,744,742.91/26,615.21
  6. Step 6: Final answer
    x = 22,083.04

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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.