Home / 29,912.40-41,278.92-16,483.76

Finding the Fourth Proportional to 29,912.40, 41,278.92 and 16,483.76

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Solution

The fourth proportional to 29,912.40, 41,278.92 and 16,483.76 is: 22,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,912.40 : 41,278.92 = 16,483.76 : x
  2. Step 2: Convert to fraction form
    29,912.40/41,278.92 = 16,483.76/x
  3. Step 3: Cross multiply
    29,912.40x = 41,278.92 × 16,483.76
  4. Step 4: Simplify right side
    29,912.40x = 680,431,810.34
  5. Step 5: Solve for x
    x = 680,431,810.34/29,912.40
  6. Step 6: Final answer
    x = 22,747.48

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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.