Home / 36,485.46-50,349-20,569.77

Finding the Fourth Proportional to 36,485.46, 50,349 and 20,569.77

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Solution

The fourth proportional to 36,485.46, 50,349 and 20,569.77 is: 28,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.46 : 50,349 = 20,569.77 : x
  2. Step 2: Convert to fraction form
    36,485.46/50,349 = 20,569.77/x
  3. Step 3: Cross multiply
    36,485.46x = 50,349 × 20,569.77
  4. Step 4: Simplify right side
    36,485.46x = 1,035,667,349.73
  5. Step 5: Solve for x
    x = 1,035,667,349.73/36,485.46
  6. Step 6: Final answer
    x = 28,385.76

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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.