Home / 14,087.32-21,134.54-4,226.60

Finding the Fourth Proportional to 14,087.32, 21,134.54 and 4,226.60

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Solution

The fourth proportional to 14,087.32, 21,134.54 and 4,226.60 is: 6,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.32 : 21,134.54 = 4,226.60 : x
  2. Step 2: Convert to fraction form
    14,087.32/21,134.54 = 4,226.60/x
  3. Step 3: Cross multiply
    14,087.32x = 21,134.54 × 4,226.60
  4. Step 4: Simplify right side
    14,087.32x = 89,327,246.76
  5. Step 5: Solve for x
    x = 89,327,246.76/14,087.32
  6. Step 6: Final answer
    x = 6,340.97

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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.