Home / 14,353.74-21,530.78-3,823.71

Finding the Fourth Proportional to 14,353.74, 21,530.78 and 3,823.71

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Solution

The fourth proportional to 14,353.74, 21,530.78 and 3,823.71 is: 5,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.74 : 21,530.78 = 3,823.71 : x
  2. Step 2: Convert to fraction form
    14,353.74/21,530.78 = 3,823.71/x
  3. Step 3: Cross multiply
    14,353.74x = 21,530.78 × 3,823.71
  4. Step 4: Simplify right side
    14,353.74x = 82,327,373.27
  5. Step 5: Solve for x
    x = 82,327,373.27/14,353.74
  6. Step 6: Final answer
    x = 5,735.60

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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.