Home / 33,439.53-50,155.19-19,407.19

Finding the Fourth Proportional to 33,439.53, 50,155.19 and 19,407.19

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Solution

The fourth proportional to 33,439.53, 50,155.19 and 19,407.19 is: 29,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,439.53 : 50,155.19 = 19,407.19 : x
  2. Step 2: Convert to fraction form
    33,439.53/50,155.19 = 19,407.19/x
  3. Step 3: Cross multiply
    33,439.53x = 50,155.19 × 19,407.19
  4. Step 4: Simplify right side
    33,439.53x = 973,371,079.39
  5. Step 5: Solve for x
    x = 973,371,079.39/33,439.53
  6. Step 6: Final answer
    x = 29,108.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.