Home / 50,331.29-75,441.57-20,732.98

Finding the Fourth Proportional to 50,331.29, 75,441.57 and 20,732.98

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Solution

The fourth proportional to 50,331.29, 75,441.57 and 20,732.98 is: 31,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,331.29 : 75,441.57 = 20,732.98 : x
  2. Step 2: Convert to fraction form
    50,331.29/75,441.57 = 20,732.98/x
  3. Step 3: Cross multiply
    50,331.29x = 75,441.57 × 20,732.98
  4. Step 4: Simplify right side
    50,331.29x = 1,564,128,373.37
  5. Step 5: Solve for x
    x = 1,564,128,373.37/50,331.29
  6. Step 6: Final answer
    x = 31,076.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.