Home / 14,490.34-21,734.76-4,102.12

Finding the Fourth Proportional to 14,490.34, 21,734.76 and 4,102.12

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Solution

The fourth proportional to 14,490.34, 21,734.76 and 4,102.12 is: 6,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490.34 : 21,734.76 = 4,102.12 : x
  2. Step 2: Convert to fraction form
    14,490.34/21,734.76 = 4,102.12/x
  3. Step 3: Cross multiply
    14,490.34x = 21,734.76 × 4,102.12
  4. Step 4: Simplify right side
    14,490.34x = 89,158,593.69
  5. Step 5: Solve for x
    x = 89,158,593.69/14,490.34
  6. Step 6: Final answer
    x = 6,152.97

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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.