Home / 29,678.67-40,957.05-16,249.70

Finding the Fourth Proportional to 29,678.67, 40,957.05 and 16,249.70

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Solution

The fourth proportional to 29,678.67, 40,957.05 and 16,249.70 is: 22,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.67 : 40,957.05 = 16,249.70 : x
  2. Step 2: Convert to fraction form
    29,678.67/40,957.05 = 16,249.70/x
  3. Step 3: Cross multiply
    29,678.67x = 40,957.05 × 16,249.70
  4. Step 4: Simplify right side
    29,678.67x = 665,539,570.60
  5. Step 5: Solve for x
    x = 665,539,570.60/29,678.67
  6. Step 6: Final answer
    x = 22,424.84

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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.