Home / 30,954.87-46,399.05-20,277.14

Finding the Fourth Proportional to 30,954.87, 46,399.05 and 20,277.14

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Solution

The fourth proportional to 30,954.87, 46,399.05 and 20,277.14 is: 30,393.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,954.87 : 46,399.05 = 20,277.14 : x
  2. Step 2: Convert to fraction form
    30,954.87/46,399.05 = 20,277.14/x
  3. Step 3: Cross multiply
    30,954.87x = 46,399.05 × 20,277.14
  4. Step 4: Simplify right side
    30,954.87x = 940,839,800.72
  5. Step 5: Solve for x
    x = 940,839,800.72/30,954.87
  6. Step 6: Final answer
    x = 30,393.92

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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.