Home / 37,357.74-56,028.69-12,391.98

Finding the Fourth Proportional to 37,357.74, 56,028.69 and 12,391.98

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Solution

The fourth proportional to 37,357.74, 56,028.69 and 12,391.98 is: 18,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,357.74 : 56,028.69 = 12,391.98 : x
  2. Step 2: Convert to fraction form
    37,357.74/56,028.69 = 12,391.98/x
  3. Step 3: Cross multiply
    37,357.74x = 56,028.69 × 12,391.98
  4. Step 4: Simplify right side
    37,357.74x = 694,306,405.91
  5. Step 5: Solve for x
    x = 694,306,405.91/37,357.74
  6. Step 6: Final answer
    x = 18,585.34

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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.