Home / 14,575.12-21,863.64-4,186.96

Finding the Fourth Proportional to 14,575.12, 21,863.64 and 4,186.96

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Solution

The fourth proportional to 14,575.12, 21,863.64 and 4,186.96 is: 6,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.12 : 21,863.64 = 4,186.96 : x
  2. Step 2: Convert to fraction form
    14,575.12/21,863.64 = 4,186.96/x
  3. Step 3: Cross multiply
    14,575.12x = 21,863.64 × 4,186.96
  4. Step 4: Simplify right side
    14,575.12x = 91,542,186.13
  5. Step 5: Solve for x
    x = 91,542,186.13/14,575.12
  6. Step 6: Final answer
    x = 6,280.72

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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.