Home / 24,243.75-33,456.78-15,860.25

Finding the Fourth Proportional to 24,243.75, 33,456.78 and 15,860.25

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Solution

The fourth proportional to 24,243.75, 33,456.78 and 15,860.25 is: 21,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,243.75 : 33,456.78 = 15,860.25 : x
  2. Step 2: Convert to fraction form
    24,243.75/33,456.78 = 15,860.25/x
  3. Step 3: Cross multiply
    24,243.75x = 33,456.78 × 15,860.25
  4. Step 4: Simplify right side
    24,243.75x = 530,632,895.00
  5. Step 5: Solve for x
    x = 530,632,895.00/24,243.75
  6. Step 6: Final answer
    x = 21,887.41

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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.