Home / 37,331.15-55,991.79-12,364.92

Finding the Fourth Proportional to 37,331.15, 55,991.79 and 12,364.92

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Solution

The fourth proportional to 37,331.15, 55,991.79 and 12,364.92 is: 18,545.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.15 : 55,991.79 = 12,364.92 : x
  2. Step 2: Convert to fraction form
    37,331.15/55,991.79 = 12,364.92/x
  3. Step 3: Cross multiply
    37,331.15x = 55,991.79 × 12,364.92
  4. Step 4: Simplify right side
    37,331.15x = 692,334,004.01
  5. Step 5: Solve for x
    x = 692,334,004.01/37,331.15
  6. Step 6: Final answer
    x = 18,545.75

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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.