Home / 29,938.40-41,314.64-16,508.96

Finding the Fourth Proportional to 29,938.40, 41,314.64 and 16,508.96

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Solution

The fourth proportional to 29,938.40, 41,314.64 and 16,508.96 is: 22,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,938.40 : 41,314.64 = 16,508.96 : x
  2. Step 2: Convert to fraction form
    29,938.40/41,314.64 = 16,508.96/x
  3. Step 3: Cross multiply
    29,938.40x = 41,314.64 × 16,508.96
  4. Step 4: Simplify right side
    29,938.40x = 682,061,739.17
  5. Step 5: Solve for x
    x = 682,061,739.17/29,938.40
  6. Step 6: Final answer
    x = 22,782.17

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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.