Home / 14,352.28-21,528.39-3,964

Finding the Fourth Proportional to 14,352.28, 21,528.39 and 3,964

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Solution

The fourth proportional to 14,352.28, 21,528.39 and 3,964 is: 5,945.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,352.28 : 21,528.39 = 3,964 : x
  2. Step 2: Convert to fraction form
    14,352.28/21,528.39 = 3,964/x
  3. Step 3: Cross multiply
    14,352.28x = 21,528.39 × 3,964
  4. Step 4: Simplify right side
    14,352.28x = 85,338,537.96
  5. Step 5: Solve for x
    x = 85,338,537.96/14,352.28
  6. Step 6: Final answer
    x = 5,945.99

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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.