Home / 14,841.22-20,480.66-8,126.77

Finding the Fourth Proportional to 14,841.22, 20,480.66 and 8,126.77

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Solution

The fourth proportional to 14,841.22, 20,480.66 and 8,126.77 is: 11,214.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.22 : 20,480.66 = 8,126.77 : x
  2. Step 2: Convert to fraction form
    14,841.22/20,480.66 = 8,126.77/x
  3. Step 3: Cross multiply
    14,841.22x = 20,480.66 × 8,126.77
  4. Step 4: Simplify right side
    14,841.22x = 166,441,531.18
  5. Step 5: Solve for x
    x = 166,441,531.18/14,841.22
  6. Step 6: Final answer
    x = 11,214.82

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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.