Home / 37,947.20-52,366.89-20,952.51

Finding the Fourth Proportional to 37,947.20, 52,366.89 and 20,952.51

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Solution

The fourth proportional to 37,947.20, 52,366.89 and 20,952.51 is: 28,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,947.20 : 52,366.89 = 20,952.51 : x
  2. Step 2: Convert to fraction form
    37,947.20/52,366.89 = 20,952.51/x
  3. Step 3: Cross multiply
    37,947.20x = 52,366.89 × 20,952.51
  4. Step 4: Simplify right side
    37,947.20x = 1,097,217,550.73
  5. Step 5: Solve for x
    x = 1,097,217,550.73/37,947.20
  6. Step 6: Final answer
    x = 28,914.32

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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.