Home / 37,258.20-55,872.45-12,291.30

Finding the Fourth Proportional to 37,258.20, 55,872.45 and 12,291.30

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Solution

The fourth proportional to 37,258.20, 55,872.45 and 12,291.30 is: 18,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,258.20 : 55,872.45 = 12,291.30 : x
  2. Step 2: Convert to fraction form
    37,258.20/55,872.45 = 12,291.30/x
  3. Step 3: Cross multiply
    37,258.20x = 55,872.45 × 12,291.30
  4. Step 4: Simplify right side
    37,258.20x = 686,745,044.69
  5. Step 5: Solve for x
    x = 686,745,044.69/37,258.20
  6. Step 6: Final answer
    x = 18,432.05

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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.