Home / 13,051.62-19,575.90-4,284.38

Finding the Fourth Proportional to 13,051.62, 19,575.90 and 4,284.38

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Solution

The fourth proportional to 13,051.62, 19,575.90 and 4,284.38 is: 6,426.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051.62 : 19,575.90 = 4,284.38 : x
  2. Step 2: Convert to fraction form
    13,051.62/19,575.90 = 4,284.38/x
  3. Step 3: Cross multiply
    13,051.62x = 19,575.90 × 4,284.38
  4. Step 4: Simplify right side
    13,051.62x = 83,870,496.56
  5. Step 5: Solve for x
    x = 83,870,496.56/13,051.62
  6. Step 6: Final answer
    x = 6,426.06

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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.