Home / 33,438.60-50,125.50-12,372.66

Finding the Fourth Proportional to 33,438.60, 50,125.50 and 12,372.66

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Solution

The fourth proportional to 33,438.60, 50,125.50 and 12,372.66 is: 18,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438.60 : 50,125.50 = 12,372.66 : x
  2. Step 2: Convert to fraction form
    33,438.60/50,125.50 = 12,372.66/x
  3. Step 3: Cross multiply
    33,438.60x = 50,125.50 × 12,372.66
  4. Step 4: Simplify right side
    33,438.60x = 620,185,768.83
  5. Step 5: Solve for x
    x = 620,185,768.83/33,438.60
  6. Step 6: Final answer
    x = 18,547.00

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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.