Home / 22,237.20-33,336.60-13,462.80

Finding the Fourth Proportional to 22,237.20, 33,336.60 and 13,462.80

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Solution

The fourth proportional to 22,237.20, 33,336.60 and 13,462.80 is: 20,182.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.20 : 33,336.60 = 13,462.80 : x
  2. Step 2: Convert to fraction form
    22,237.20/33,336.60 = 13,462.80/x
  3. Step 3: Cross multiply
    22,237.20x = 33,336.60 × 13,462.80
  4. Step 4: Simplify right side
    22,237.20x = 448,803,978.48
  5. Step 5: Solve for x
    x = 448,803,978.48/22,237.20
  6. Step 6: Final answer
    x = 20,182.58

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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.