Home / 10,232.98-15,331.21-5,550.00

Finding the Fourth Proportional to 10,232.98, 15,331.21 and 5,550.00

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Solution

The fourth proportional to 10,232.98, 15,331.21 and 5,550.00 is: 8,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,232.98 : 15,331.21 = 5,550.00 : x
  2. Step 2: Convert to fraction form
    10,232.98/15,331.21 = 5,550.00/x
  3. Step 3: Cross multiply
    10,232.98x = 15,331.21 × 5,550.00
  4. Step 4: Simplify right side
    10,232.98x = 85,088,252.39
  5. Step 5: Solve for x
    x = 85,088,252.39/10,232.98
  6. Step 6: Final answer
    x = 8,315.10

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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.