Home / 36,437.18-50,284.75-20,305.11

Finding the Fourth Proportional to 36,437.18, 50,284.75 and 20,305.11

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Solution

The fourth proportional to 36,437.18, 50,284.75 and 20,305.11 is: 28,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,437.18 : 50,284.75 = 20,305.11 : x
  2. Step 2: Convert to fraction form
    36,437.18/50,284.75 = 20,305.11/x
  3. Step 3: Cross multiply
    36,437.18x = 50,284.75 × 20,305.11
  4. Step 4: Simplify right side
    36,437.18x = 1,021,037,555.95
  5. Step 5: Solve for x
    x = 1,021,037,555.95/36,437.18
  6. Step 6: Final answer
    x = 28,021.86

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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.