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Finding the Fourth Proportional to 14,492.88, 21,737.88 and 4,630.38

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Solution

The fourth proportional to 14,492.88, 21,737.88 and 4,630.38 is: 6,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.88 : 21,737.88 = 4,630.38 : x
  2. Step 2: Convert to fraction form
    14,492.88/21,737.88 = 4,630.38/x
  3. Step 3: Cross multiply
    14,492.88x = 21,737.88 × 4,630.38
  4. Step 4: Simplify right side
    14,492.88x = 100,654,644.79
  5. Step 5: Solve for x
    x = 100,654,644.79/14,492.88
  6. Step 6: Final answer
    x = 6,945.11

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1.5x scale

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.