Home / 22,173.15-33,290.48-13,885.77

Finding the Fourth Proportional to 22,173.15, 33,290.48 and 13,885.77

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Solution

The fourth proportional to 22,173.15, 33,290.48 and 13,885.77 is: 20,847.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.15 : 33,290.48 = 13,885.77 : x
  2. Step 2: Convert to fraction form
    22,173.15/33,290.48 = 13,885.77/x
  3. Step 3: Cross multiply
    22,173.15x = 33,290.48 × 13,885.77
  4. Step 4: Simplify right side
    22,173.15x = 462,263,948.47
  5. Step 5: Solve for x
    x = 462,263,948.47/22,173.15
  6. Step 6: Final answer
    x = 20,847.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.