Home / 30,372.87-41,904.74-16,941.96

Finding the Fourth Proportional to 30,372.87, 41,904.74 and 16,941.96

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Solution

The fourth proportional to 30,372.87, 41,904.74 and 16,941.96 is: 23,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,372.87 : 41,904.74 = 16,941.96 : x
  2. Step 2: Convert to fraction form
    30,372.87/41,904.74 = 16,941.96/x
  3. Step 3: Cross multiply
    30,372.87x = 41,904.74 × 16,941.96
  4. Step 4: Simplify right side
    30,372.87x = 709,948,471.25
  5. Step 5: Solve for x
    x = 709,948,471.25/30,372.87
  6. Step 6: Final answer
    x = 23,374.43

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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.