Home / 14,989.26-22,484.25-5,128.47

Finding the Fourth Proportional to 14,989.26, 22,484.25 and 5,128.47

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Solution

The fourth proportional to 14,989.26, 22,484.25 and 5,128.47 is: 7,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,989.26 : 22,484.25 = 5,128.47 : x
  2. Step 2: Convert to fraction form
    14,989.26/22,484.25 = 5,128.47/x
  3. Step 3: Cross multiply
    14,989.26x = 22,484.25 × 5,128.47
  4. Step 4: Simplify right side
    14,989.26x = 115,309,801.60
  5. Step 5: Solve for x
    x = 115,309,801.60/14,989.26
  6. Step 6: Final answer
    x = 7,692.83

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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.