Home / 36,575.30-50,478.02-20,660.77

Finding the Fourth Proportional to 36,575.30, 50,478.02 and 20,660.77

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Solution

The fourth proportional to 36,575.30, 50,478.02 and 20,660.77 is: 28,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575.30 : 50,478.02 = 20,660.77 : x
  2. Step 2: Convert to fraction form
    36,575.30/50,478.02 = 20,660.77/x
  3. Step 3: Cross multiply
    36,575.30x = 50,478.02 × 20,660.77
  4. Step 4: Simplify right side
    36,575.30x = 1,042,914,798.55
  5. Step 5: Solve for x
    x = 1,042,914,798.55/36,575.30
  6. Step 6: Final answer
    x = 28,514.19

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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.