Home / 22,208.36-33,318.71-12,354.54

Finding the Fourth Proportional to 22,208.36, 33,318.71 and 12,354.54

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Solution

The fourth proportional to 22,208.36, 33,318.71 and 12,354.54 is: 18,535.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.36 : 33,318.71 = 12,354.54 : x
  2. Step 2: Convert to fraction form
    22,208.36/33,318.71 = 12,354.54/x
  3. Step 3: Cross multiply
    22,208.36x = 33,318.71 × 12,354.54
  4. Step 4: Simplify right side
    22,208.36x = 411,637,273.67
  5. Step 5: Solve for x
    x = 411,637,273.67/22,208.36
  6. Step 6: Final answer
    x = 18,535.24

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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.