Home / 36,534.63-50,417.82-20,618.73

Finding the Fourth Proportional to 36,534.63, 50,417.82 and 20,618.73

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Solution

The fourth proportional to 36,534.63, 50,417.82 and 20,618.73 is: 28,453.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.63 : 50,417.82 = 20,618.73 : x
  2. Step 2: Convert to fraction form
    36,534.63/50,417.82 = 20,618.73/x
  3. Step 3: Cross multiply
    36,534.63x = 50,417.82 × 20,618.73
  4. Step 4: Simplify right side
    36,534.63x = 1,039,551,492.27
  5. Step 5: Solve for x
    x = 1,039,551,492.27/36,534.63
  6. Step 6: Final answer
    x = 28,453.87

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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.