Home / 14,747.54-22,122.72-4,887

Finding the Fourth Proportional to 14,747.54, 22,122.72 and 4,887

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Solution

The fourth proportional to 14,747.54, 22,122.72 and 4,887 is: 7,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.54 : 22,122.72 = 4,887 : x
  2. Step 2: Convert to fraction form
    14,747.54/22,122.72 = 4,887/x
  3. Step 3: Cross multiply
    14,747.54x = 22,122.72 × 4,887
  4. Step 4: Simplify right side
    14,747.54x = 108,113,732.64
  5. Step 5: Solve for x
    x = 108,113,732.64/14,747.54
  6. Step 6: Final answer
    x = 7,330.97

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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.