Home / 22,489.20-33,733.80-15,577.20

Finding the Fourth Proportional to 22,489.20, 33,733.80 and 15,577.20

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Solution

The fourth proportional to 22,489.20, 33,733.80 and 15,577.20 is: 23,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.20 : 33,733.80 = 15,577.20 : x
  2. Step 2: Convert to fraction form
    22,489.20/33,733.80 = 15,577.20/x
  3. Step 3: Cross multiply
    22,489.20x = 33,733.80 × 15,577.20
  4. Step 4: Simplify right side
    22,489.20x = 525,478,149.36
  5. Step 5: Solve for x
    x = 525,478,149.36/22,489.20
  6. Step 6: Final answer
    x = 23,365.80

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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.