Home / 36,432.77-50,276.24-20,516.88

Finding the Fourth Proportional to 36,432.77, 50,276.24 and 20,516.88

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Solution

The fourth proportional to 36,432.77, 50,276.24 and 20,516.88 is: 28,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.77 : 50,276.24 = 20,516.88 : x
  2. Step 2: Convert to fraction form
    36,432.77/50,276.24 = 20,516.88/x
  3. Step 3: Cross multiply
    36,432.77x = 50,276.24 × 20,516.88
  4. Step 4: Simplify right side
    36,432.77x = 1,031,511,582.93
  5. Step 5: Solve for x
    x = 1,031,511,582.93/36,432.77
  6. Step 6: Final answer
    x = 28,312.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.