Home / 37,813.85-56,707.30-12,508.74

Finding the Fourth Proportional to 37,813.85, 56,707.30 and 12,508.74

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Solution

The fourth proportional to 37,813.85, 56,707.30 and 12,508.74 is: 18,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,813.85 : 56,707.30 = 12,508.74 : x
  2. Step 2: Convert to fraction form
    37,813.85/56,707.30 = 12,508.74/x
  3. Step 3: Cross multiply
    37,813.85x = 56,707.30 × 12,508.74
  4. Step 4: Simplify right side
    37,813.85x = 709,336,871.80
  5. Step 5: Solve for x
    x = 709,336,871.80/37,813.85
  6. Step 6: Final answer
    x = 18,758.65

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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.