Home / 14,913.20-22,372.50-6,143.33

Finding the Fourth Proportional to 14,913.20, 22,372.50 and 6,143.33

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Solution

The fourth proportional to 14,913.20, 22,372.50 and 6,143.33 is: 9,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.20 : 22,372.50 = 6,143.33 : x
  2. Step 2: Convert to fraction form
    14,913.20/22,372.50 = 6,143.33/x
  3. Step 3: Cross multiply
    14,913.20x = 22,372.50 × 6,143.33
  4. Step 4: Simplify right side
    14,913.20x = 137,441,538.56
  5. Step 5: Solve for x
    x = 137,441,538.56/14,913.20
  6. Step 6: Final answer
    x = 9,216.10

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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.