Home / 29,230.70-40,342.31-16,486.49

Finding the Fourth Proportional to 29,230.70, 40,342.31 and 16,486.49

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Solution

The fourth proportional to 29,230.70, 40,342.31 and 16,486.49 is: 22,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.70 : 40,342.31 = 16,486.49 : x
  2. Step 2: Convert to fraction form
    29,230.70/40,342.31 = 16,486.49/x
  3. Step 3: Cross multiply
    29,230.70x = 40,342.31 × 16,486.49
  4. Step 4: Simplify right side
    29,230.70x = 665,102,806.25
  5. Step 5: Solve for x
    x = 665,102,806.25/29,230.70
  6. Step 6: Final answer
    x = 22,753.57

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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.