Home / 13,338.88-20,008.24-5,444.64

Finding the Fourth Proportional to 13,338.88, 20,008.24 and 5,444.64

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Solution

The fourth proportional to 13,338.88, 20,008.24 and 5,444.64 is: 8,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.88 : 20,008.24 = 5,444.64 : x
  2. Step 2: Convert to fraction form
    13,338.88/20,008.24 = 5,444.64/x
  3. Step 3: Cross multiply
    13,338.88x = 20,008.24 × 5,444.64
  4. Step 4: Simplify right side
    13,338.88x = 108,937,663.83
  5. Step 5: Solve for x
    x = 108,937,663.83/13,338.88
  6. Step 6: Final answer
    x = 8,166.93

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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.