Home / 37,477.56-51,716.70-20,710.92

Finding the Fourth Proportional to 37,477.56, 51,716.70 and 20,710.92

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Solution

The fourth proportional to 37,477.56, 51,716.70 and 20,710.92 is: 28,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477.56 : 51,716.70 = 20,710.92 : x
  2. Step 2: Convert to fraction form
    37,477.56/51,716.70 = 20,710.92/x
  3. Step 3: Cross multiply
    37,477.56x = 51,716.70 × 20,710.92
  4. Step 4: Simplify right side
    37,477.56x = 1,071,100,436.36
  5. Step 5: Solve for x
    x = 1,071,100,436.36/37,477.56
  6. Step 6: Final answer
    x = 28,579.78

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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.