Home / 13,595.26-18,761.50-7,933.90

Finding the Fourth Proportional to 13,595.26, 18,761.50 and 7,933.90

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Solution

The fourth proportional to 13,595.26, 18,761.50 and 7,933.90 is: 10,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.26 : 18,761.50 = 7,933.90 : x
  2. Step 2: Convert to fraction form
    13,595.26/18,761.50 = 7,933.90/x
  3. Step 3: Cross multiply
    13,595.26x = 18,761.50 × 7,933.90
  4. Step 4: Simplify right side
    13,595.26x = 148,851,864.85
  5. Step 5: Solve for x
    x = 148,851,864.85/13,595.26
  6. Step 6: Final answer
    x = 10,948.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.