Home / 30,549.20-45,785.52-16,508.66

Finding the Fourth Proportional to 30,549.20, 45,785.52 and 16,508.66

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Solution

The fourth proportional to 30,549.20, 45,785.52 and 16,508.66 is: 24,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,549.20 : 45,785.52 = 16,508.66 : x
  2. Step 2: Convert to fraction form
    30,549.20/45,785.52 = 16,508.66/x
  3. Step 3: Cross multiply
    30,549.20x = 45,785.52 × 16,508.66
  4. Step 4: Simplify right side
    30,549.20x = 755,857,353.68
  5. Step 5: Solve for x
    x = 755,857,353.68/30,549.20
  6. Step 6: Final answer
    x = 24,742.30

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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.