Home / 29,678.92-40,957.40-16,249.96

Finding the Fourth Proportional to 29,678.92, 40,957.40 and 16,249.96

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Solution

The fourth proportional to 29,678.92, 40,957.40 and 16,249.96 is: 22,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.92 : 40,957.40 = 16,249.96 : x
  2. Step 2: Convert to fraction form
    29,678.92/40,957.40 = 16,249.96/x
  3. Step 3: Cross multiply
    29,678.92x = 40,957.40 × 16,249.96
  4. Step 4: Simplify right side
    29,678.92x = 665,556,111.70
  5. Step 5: Solve for x
    x = 665,556,111.70/29,678.92
  6. Step 6: Final answer
    x = 22,425.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.