Home / 40,380.44-60,573.73-12,302.89

Finding the Fourth Proportional to 40,380.44, 60,573.73 and 12,302.89

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Solution

The fourth proportional to 40,380.44, 60,573.73 and 12,302.89 is: 18,455.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,380.44 : 60,573.73 = 12,302.89 : x
  2. Step 2: Convert to fraction form
    40,380.44/60,573.73 = 12,302.89/x
  3. Step 3: Cross multiply
    40,380.44x = 60,573.73 × 12,302.89
  4. Step 4: Simplify right side
    40,380.44x = 745,231,679.17
  5. Step 5: Solve for x
    x = 745,231,679.17/40,380.44
  6. Step 6: Final answer
    x = 18,455.27

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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.