Home / 13,582.07-20,381.04-5,683.92

Finding the Fourth Proportional to 13,582.07, 20,381.04 and 5,683.92

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Solution

The fourth proportional to 13,582.07, 20,381.04 and 5,683.92 is: 8,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.07 : 20,381.04 = 5,683.92 : x
  2. Step 2: Convert to fraction form
    13,582.07/20,381.04 = 5,683.92/x
  3. Step 3: Cross multiply
    13,582.07x = 20,381.04 × 5,683.92
  4. Step 4: Simplify right side
    13,582.07x = 115,844,200.88
  5. Step 5: Solve for x
    x = 115,844,200.88/13,582.07
  6. Step 6: Final answer
    x = 8,529.20

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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.