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Finding the Fourth Proportional to 14,886.72, 22,329.36 and 5,652

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Solution

The fourth proportional to 14,886.72, 22,329.36 and 5,652 is: 8,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,886.72 : 22,329.36 = 5,652 : x
  2. Step 2: Convert to fraction form
    14,886.72/22,329.36 = 5,652/x
  3. Step 3: Cross multiply
    14,886.72x = 22,329.36 × 5,652
  4. Step 4: Simplify right side
    14,886.72x = 126,205,542.72
  5. Step 5: Solve for x
    x = 126,205,542.72/14,886.72
  6. Step 6: Final answer
    x = 8,477.73

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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.