Home / 18,317.12-25,277.52-9,933.44

Finding the Fourth Proportional to 18,317.12, 25,277.52 and 9,933.44

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Solution

The fourth proportional to 18,317.12, 25,277.52 and 9,933.44 is: 13,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.12 : 25,277.52 = 9,933.44 : x
  2. Step 2: Convert to fraction form
    18,317.12/25,277.52 = 9,933.44/x
  3. Step 3: Cross multiply
    18,317.12x = 25,277.52 × 9,933.44
  4. Step 4: Simplify right side
    18,317.12x = 251,092,728.27
  5. Step 5: Solve for x
    x = 251,092,728.27/18,317.12
  6. Step 6: Final answer
    x = 13,708.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.