Home / 30,557.13-45,838.94-13,028.73

Finding the Fourth Proportional to 30,557.13, 45,838.94 and 13,028.73

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Solution

The fourth proportional to 30,557.13, 45,838.94 and 13,028.73 is: 19,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.13 : 45,838.94 = 13,028.73 : x
  2. Step 2: Convert to fraction form
    30,557.13/45,838.94 = 13,028.73/x
  3. Step 3: Cross multiply
    30,557.13x = 45,838.94 × 13,028.73
  4. Step 4: Simplify right side
    30,557.13x = 597,223,107.60
  5. Step 5: Solve for x
    x = 597,223,107.60/30,557.13
  6. Step 6: Final answer
    x = 19,544.48

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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.