Home / 21,226.08-31,832.46-7,183.50

Finding the Fourth Proportional to 21,226.08, 31,832.46 and 7,183.50

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Solution

The fourth proportional to 21,226.08, 31,832.46 and 7,183.50 is: 10,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226.08 : 31,832.46 = 7,183.50 : x
  2. Step 2: Convert to fraction form
    21,226.08/31,832.46 = 7,183.50/x
  3. Step 3: Cross multiply
    21,226.08x = 31,832.46 × 7,183.50
  4. Step 4: Simplify right side
    21,226.08x = 228,668,476.41
  5. Step 5: Solve for x
    x = 228,668,476.41/21,226.08
  6. Step 6: Final answer
    x = 10,773.00

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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.