Home / 14,566.80-21,850.32-4,178.88

Finding the Fourth Proportional to 14,566.80, 21,850.32 and 4,178.88

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Solution

The fourth proportional to 14,566.80, 21,850.32 and 4,178.88 is: 6,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.80 : 21,850.32 = 4,178.88 : x
  2. Step 2: Convert to fraction form
    14,566.80/21,850.32 = 4,178.88/x
  3. Step 3: Cross multiply
    14,566.80x = 21,850.32 × 4,178.88
  4. Step 4: Simplify right side
    14,566.80x = 91,309,865.24
  5. Step 5: Solve for x
    x = 91,309,865.24/14,566.80
  6. Step 6: Final answer
    x = 6,268.35

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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.