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Finding the Fourth Proportional to 19,492.92, 29,236.14 and 7,010.42

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Solution

The fourth proportional to 19,492.92, 29,236.14 and 7,010.42 is: 10,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.92 : 29,236.14 = 7,010.42 : x
  2. Step 2: Convert to fraction form
    19,492.92/29,236.14 = 7,010.42/x
  3. Step 3: Cross multiply
    19,492.92x = 29,236.14 × 7,010.42
  4. Step 4: Simplify right side
    19,492.92x = 204,957,474.40
  5. Step 5: Solve for x
    x = 204,957,474.40/19,492.92
  6. Step 6: Final answer
    x = 10,514.46

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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.