Home / 37,257.01-55,880.75-12,290.88

Finding the Fourth Proportional to 37,257.01, 55,880.75 and 12,290.88

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Solution

The fourth proportional to 37,257.01, 55,880.75 and 12,290.88 is: 18,434.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.01 : 55,880.75 = 12,290.88 : x
  2. Step 2: Convert to fraction form
    37,257.01/55,880.75 = 12,290.88/x
  3. Step 3: Cross multiply
    37,257.01x = 55,880.75 × 12,290.88
  4. Step 4: Simplify right side
    37,257.01x = 686,823,592.56
  5. Step 5: Solve for x
    x = 686,823,592.56/37,257.01
  6. Step 6: Final answer
    x = 18,434.75

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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.