Home / 30,933.36-46,395.72-13,171.14

Finding the Fourth Proportional to 30,933.36, 46,395.72 and 13,171.14

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Solution

The fourth proportional to 30,933.36, 46,395.72 and 13,171.14 is: 19,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,933.36 : 46,395.72 = 13,171.14 : x
  2. Step 2: Convert to fraction form
    30,933.36/46,395.72 = 13,171.14/x
  3. Step 3: Cross multiply
    30,933.36x = 46,395.72 × 13,171.14
  4. Step 4: Simplify right side
    30,933.36x = 611,084,523.52
  5. Step 5: Solve for x
    x = 611,084,523.52/30,933.36
  6. Step 6: Final answer
    x = 19,754.87

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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.