Home / 14,716.80-22,077.20-5,355.60

Finding the Fourth Proportional to 14,716.80, 22,077.20 and 5,355.60

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Solution

The fourth proportional to 14,716.80, 22,077.20 and 5,355.60 is: 8,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.80 : 22,077.20 = 5,355.60 : x
  2. Step 2: Convert to fraction form
    14,716.80/22,077.20 = 5,355.60/x
  3. Step 3: Cross multiply
    14,716.80x = 22,077.20 × 5,355.60
  4. Step 4: Simplify right side
    14,716.80x = 118,236,652.32
  5. Step 5: Solve for x
    x = 118,236,652.32/14,716.80
  6. Step 6: Final answer
    x = 8,034.13

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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.