Home / 13,368.86-20,046.38-5,869.36

Finding the Fourth Proportional to 13,368.86, 20,046.38 and 5,869.36

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Solution

The fourth proportional to 13,368.86, 20,046.38 and 5,869.36 is: 8,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368.86 : 20,046.38 = 5,869.36 : x
  2. Step 2: Convert to fraction form
    13,368.86/20,046.38 = 5,869.36/x
  3. Step 3: Cross multiply
    13,368.86x = 20,046.38 × 5,869.36
  4. Step 4: Simplify right side
    13,368.86x = 117,659,420.92
  5. Step 5: Solve for x
    x = 117,659,420.92/13,368.86
  6. Step 6: Final answer
    x = 8,801.01

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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.