Home / 50,022.28-75,005.71-20,460.87

Finding the Fourth Proportional to 50,022.28, 75,005.71 and 20,460.87

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Solution

The fourth proportional to 50,022.28, 75,005.71 and 20,460.87 is: 30,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.28 : 75,005.71 = 20,460.87 : x
  2. Step 2: Convert to fraction form
    50,022.28/75,005.71 = 20,460.87/x
  3. Step 3: Cross multiply
    50,022.28x = 75,005.71 × 20,460.87
  4. Step 4: Simplify right side
    50,022.28x = 1,534,681,604.23
  5. Step 5: Solve for x
    x = 1,534,681,604.23/50,022.28
  6. Step 6: Final answer
    x = 30,679.96

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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.