Home / 36,511.76-50,380.53-20,595.80

Finding the Fourth Proportional to 36,511.76, 50,380.53 and 20,595.80

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Solution

The fourth proportional to 36,511.76, 50,380.53 and 20,595.80 is: 28,418.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511.76 : 50,380.53 = 20,595.80 : x
  2. Step 2: Convert to fraction form
    36,511.76/50,380.53 = 20,595.80/x
  3. Step 3: Cross multiply
    36,511.76x = 50,380.53 × 20,595.80
  4. Step 4: Simplify right side
    36,511.76x = 1,037,627,319.77
  5. Step 5: Solve for x
    x = 1,037,627,319.77/36,511.76
  6. Step 6: Final answer
    x = 28,418.99

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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.