Home / 22,796.25-31,453.29-13,362.99

Finding the Fourth Proportional to 22,796.25, 31,453.29 and 13,362.99

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Solution

The fourth proportional to 22,796.25, 31,453.29 and 13,362.99 is: 18,437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,796.25 : 31,453.29 = 13,362.99 : x
  2. Step 2: Convert to fraction form
    22,796.25/31,453.29 = 13,362.99/x
  3. Step 3: Cross multiply
    22,796.25x = 31,453.29 × 13,362.99
  4. Step 4: Simplify right side
    22,796.25x = 420,310,021.13
  5. Step 5: Solve for x
    x = 420,310,021.13/22,796.25
  6. Step 6: Final answer
    x = 18,437.68

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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.