Home / 37,917.50-56,885.13-12,957.75

Finding the Fourth Proportional to 37,917.50, 56,885.13 and 12,957.75

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Solution

The fourth proportional to 37,917.50, 56,885.13 and 12,957.75 is: 19,439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,917.50 : 56,885.13 = 12,957.75 : x
  2. Step 2: Convert to fraction form
    37,917.50/56,885.13 = 12,957.75/x
  3. Step 3: Cross multiply
    37,917.50x = 56,885.13 × 12,957.75
  4. Step 4: Simplify right side
    37,917.50x = 737,103,293.26
  5. Step 5: Solve for x
    x = 737,103,293.26/37,917.50
  6. Step 6: Final answer
    x = 19,439.66

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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.