Home / 37,619.84-51,913.38-21,703.34

Finding the Fourth Proportional to 37,619.84, 51,913.38 and 21,703.34

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Solution

The fourth proportional to 37,619.84, 51,913.38 and 21,703.34 is: 29,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619.84 : 51,913.38 = 21,703.34 : x
  2. Step 2: Convert to fraction form
    37,619.84/51,913.38 = 21,703.34/x
  3. Step 3: Cross multiply
    37,619.84x = 51,913.38 × 21,703.34
  4. Step 4: Simplify right side
    37,619.84x = 1,126,693,736.69
  5. Step 5: Solve for x
    x = 1,126,693,736.69/37,619.84
  6. Step 6: Final answer
    x = 29,949.46

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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.