Home / 84,336.28-126,504.37-22,006.78

Finding the Fourth Proportional to 84,336.28, 126,504.37 and 22,006.78

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Solution

The fourth proportional to 84,336.28, 126,504.37 and 22,006.78 is: 33,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,336.28 : 126,504.37 = 22,006.78 : x
  2. Step 2: Convert to fraction form
    84,336.28/126,504.37 = 22,006.78/x
  3. Step 3: Cross multiply
    84,336.28x = 126,504.37 × 22,006.78
  4. Step 4: Simplify right side
    84,336.28x = 2,783,953,097.07
  5. Step 5: Solve for x
    x = 2,783,953,097.07/84,336.28
  6. Step 6: Final answer
    x = 33,010.15

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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.