Home / 37,772.80-56,667.30-11,480.20

Finding the Fourth Proportional to 37,772.80, 56,667.30 and 11,480.20

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Solution

The fourth proportional to 37,772.80, 56,667.30 and 11,480.20 is: 17,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,772.80 : 56,667.30 = 11,480.20 : x
  2. Step 2: Convert to fraction form
    37,772.80/56,667.30 = 11,480.20/x
  3. Step 3: Cross multiply
    37,772.80x = 56,667.30 × 11,480.20
  4. Step 4: Simplify right side
    37,772.80x = 650,551,937.46
  5. Step 5: Solve for x
    x = 650,551,937.46/37,772.80
  6. Step 6: Final answer
    x = 17,222.76

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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.