Home / 22,666.20-33,999.30-10,980.60

Finding the Fourth Proportional to 22,666.20, 33,999.30 and 10,980.60

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Solution

The fourth proportional to 22,666.20, 33,999.30 and 10,980.60 is: 16,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,666.20 : 33,999.30 = 10,980.60 : x
  2. Step 2: Convert to fraction form
    22,666.20/33,999.30 = 10,980.60/x
  3. Step 3: Cross multiply
    22,666.20x = 33,999.30 × 10,980.60
  4. Step 4: Simplify right side
    22,666.20x = 373,332,713.58
  5. Step 5: Solve for x
    x = 373,332,713.58/22,666.20
  6. Step 6: Final answer
    x = 16,470.90

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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.