Home / 30,448.14-45,644.53-11,716.23

Finding the Fourth Proportional to 30,448.14, 45,644.53 and 11,716.23

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Solution

The fourth proportional to 30,448.14, 45,644.53 and 11,716.23 is: 17,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,448.14 : 45,644.53 = 11,716.23 : x
  2. Step 2: Convert to fraction form
    30,448.14/45,644.53 = 11,716.23/x
  3. Step 3: Cross multiply
    30,448.14x = 45,644.53 × 11,716.23
  4. Step 4: Simplify right side
    30,448.14x = 534,781,811.72
  5. Step 5: Solve for x
    x = 534,781,811.72/30,448.14
  6. Step 6: Final answer
    x = 17,563.69

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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.