Home / 37,700.40-56,527.38-12,738.09

Finding the Fourth Proportional to 37,700.40, 56,527.38 and 12,738.09

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Solution

The fourth proportional to 37,700.40, 56,527.38 and 12,738.09 is: 19,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,700.40 : 56,527.38 = 12,738.09 : x
  2. Step 2: Convert to fraction form
    37,700.40/56,527.38 = 12,738.09/x
  3. Step 3: Cross multiply
    37,700.40x = 56,527.38 × 12,738.09
  4. Step 4: Simplify right side
    37,700.40x = 720,050,853.90
  5. Step 5: Solve for x
    x = 720,050,853.90/37,700.40
  6. Step 6: Final answer
    x = 19,099.29

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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.