Home / 37,650.60-56,472.84-12,690.09

Finding the Fourth Proportional to 37,650.60, 56,472.84 and 12,690.09

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Solution

The fourth proportional to 37,650.60, 56,472.84 and 12,690.09 is: 19,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,650.60 : 56,472.84 = 12,690.09 : x
  2. Step 2: Convert to fraction form
    37,650.60/56,472.84 = 12,690.09/x
  3. Step 3: Cross multiply
    37,650.60x = 56,472.84 × 12,690.09
  4. Step 4: Simplify right side
    37,650.60x = 716,645,422.16
  5. Step 5: Solve for x
    x = 716,645,422.16/37,650.60
  6. Step 6: Final answer
    x = 19,034.10

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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.