Home / 13,973.29-20,959.93-3,585.04

Finding the Fourth Proportional to 13,973.29, 20,959.93 and 3,585.04

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Solution

The fourth proportional to 13,973.29, 20,959.93 and 3,585.04 is: 5,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.29 : 20,959.93 = 3,585.04 : x
  2. Step 2: Convert to fraction form
    13,973.29/20,959.93 = 3,585.04/x
  3. Step 3: Cross multiply
    13,973.29x = 20,959.93 × 3,585.04
  4. Step 4: Simplify right side
    13,973.29x = 75,142,187.45
  5. Step 5: Solve for x
    x = 75,142,187.45/13,973.29
  6. Step 6: Final answer
    x = 5,377.56

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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.