Home / 37,087.20-55,631.07-13,713.30

Finding the Fourth Proportional to 37,087.20, 55,631.07 and 13,713.30

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Solution

The fourth proportional to 37,087.20, 55,631.07 and 13,713.30 is: 20,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,087.20 : 55,631.07 = 13,713.30 : x
  2. Step 2: Convert to fraction form
    37,087.20/55,631.07 = 13,713.30/x
  3. Step 3: Cross multiply
    37,087.20x = 55,631.07 × 13,713.30
  4. Step 4: Simplify right side
    37,087.20x = 762,885,552.23
  5. Step 5: Solve for x
    x = 762,885,552.23/37,087.20
  6. Step 6: Final answer
    x = 20,570.05

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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.