Home / 37,520.57-56,228.92-18,776.77

Finding the Fourth Proportional to 37,520.57, 56,228.92 and 18,776.77

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Solution

The fourth proportional to 37,520.57, 56,228.92 and 18,776.77 is: 28,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,520.57 : 56,228.92 = 18,776.77 : x
  2. Step 2: Convert to fraction form
    37,520.57/56,228.92 = 18,776.77/x
  3. Step 3: Cross multiply
    37,520.57x = 56,228.92 × 18,776.77
  4. Step 4: Simplify right side
    37,520.57x = 1,055,797,310.67
  5. Step 5: Solve for x
    x = 1,055,797,310.67/37,520.57
  6. Step 6: Final answer
    x = 28,139.16

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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.