Home / 37,327.80-55,981.98-12,370.08

Finding the Fourth Proportional to 37,327.80, 55,981.98 and 12,370.08

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Solution

The fourth proportional to 37,327.80, 55,981.98 and 12,370.08 is: 18,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,327.80 : 55,981.98 = 12,370.08 : x
  2. Step 2: Convert to fraction form
    37,327.80/55,981.98 = 12,370.08/x
  3. Step 3: Cross multiply
    37,327.80x = 55,981.98 × 12,370.08
  4. Step 4: Simplify right side
    37,327.80x = 692,501,571.16
  5. Step 5: Solve for x
    x = 692,501,571.16/37,327.80
  6. Step 6: Final answer
    x = 18,551.90

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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.