Home / 13,212.59-19,827.45-5,723.46

Finding the Fourth Proportional to 13,212.59, 19,827.45 and 5,723.46

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Solution

The fourth proportional to 13,212.59, 19,827.45 and 5,723.46 is: 8,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,212.59 : 19,827.45 = 5,723.46 : x
  2. Step 2: Convert to fraction form
    13,212.59/19,827.45 = 5,723.46/x
  3. Step 3: Cross multiply
    13,212.59x = 19,827.45 × 5,723.46
  4. Step 4: Simplify right side
    13,212.59x = 113,481,616.98
  5. Step 5: Solve for x
    x = 113,481,616.98/13,212.59
  6. Step 6: Final answer
    x = 8,588.90

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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.