Home / 37,104.48-51,206.70-20,966.20

Finding the Fourth Proportional to 37,104.48, 51,206.70 and 20,966.20

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Solution

The fourth proportional to 37,104.48, 51,206.70 and 20,966.20 is: 28,934.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,104.48 : 51,206.70 = 20,966.20 : x
  2. Step 2: Convert to fraction form
    37,104.48/51,206.70 = 20,966.20/x
  3. Step 3: Cross multiply
    37,104.48x = 51,206.70 × 20,966.20
  4. Step 4: Simplify right side
    37,104.48x = 1,073,609,913.54
  5. Step 5: Solve for x
    x = 1,073,609,913.54/37,104.48
  6. Step 6: Final answer
    x = 28,934.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.