Home / 13,239.68-19,847.16-4,468.46

Finding the Fourth Proportional to 13,239.68, 19,847.16 and 4,468.46

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Solution

The fourth proportional to 13,239.68, 19,847.16 and 4,468.46 is: 6,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.68 : 19,847.16 = 4,468.46 : x
  2. Step 2: Convert to fraction form
    13,239.68/19,847.16 = 4,468.46/x
  3. Step 3: Cross multiply
    13,239.68x = 19,847.16 × 4,468.46
  4. Step 4: Simplify right side
    13,239.68x = 88,686,141.34
  5. Step 5: Solve for x
    x = 88,686,141.34/13,239.68
  6. Step 6: Final answer
    x = 6,698.51

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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.