Home / 22,255.29-33,333.75-15,218.64

Finding the Fourth Proportional to 22,255.29, 33,333.75 and 15,218.64

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Solution

The fourth proportional to 22,255.29, 33,333.75 and 15,218.64 is: 22,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.29 : 33,333.75 = 15,218.64 : x
  2. Step 2: Convert to fraction form
    22,255.29/33,333.75 = 15,218.64/x
  3. Step 3: Cross multiply
    22,255.29x = 33,333.75 × 15,218.64
  4. Step 4: Simplify right side
    22,255.29x = 507,294,341.10
  5. Step 5: Solve for x
    x = 507,294,341.10/22,255.29
  6. Step 6: Final answer
    x = 22,794.33

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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.