Home / 13,382.54-20,063.10-6,359.03

Finding the Fourth Proportional to 13,382.54, 20,063.10 and 6,359.03

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Solution

The fourth proportional to 13,382.54, 20,063.10 and 6,359.03 is: 9,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.54 : 20,063.10 = 6,359.03 : x
  2. Step 2: Convert to fraction form
    13,382.54/20,063.10 = 6,359.03/x
  3. Step 3: Cross multiply
    13,382.54x = 20,063.10 × 6,359.03
  4. Step 4: Simplify right side
    13,382.54x = 127,581,854.79
  5. Step 5: Solve for x
    x = 127,581,854.79/13,382.54
  6. Step 6: Final answer
    x = 9,533.46

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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.