Home / 37,106.52-51,204.40-21,998.40

Finding the Fourth Proportional to 37,106.52, 51,204.40 and 21,998.40

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Solution

The fourth proportional to 37,106.52, 51,204.40 and 21,998.40 is: 30,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,106.52 : 51,204.40 = 21,998.40 : x
  2. Step 2: Convert to fraction form
    37,106.52/51,204.40 = 21,998.40/x
  3. Step 3: Cross multiply
    37,106.52x = 51,204.40 × 21,998.40
  4. Step 4: Simplify right side
    37,106.52x = 1,126,414,872.96
  5. Step 5: Solve for x
    x = 1,126,414,872.96/37,106.52
  6. Step 6: Final answer
    x = 30,356.25

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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.