Home / 37,473.55-51,711.97-20,478.37

Finding the Fourth Proportional to 37,473.55, 51,711.97 and 20,478.37

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Solution

The fourth proportional to 37,473.55, 51,711.97 and 20,478.37 is: 28,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,473.55 : 51,711.97 = 20,478.37 : x
  2. Step 2: Convert to fraction form
    37,473.55/51,711.97 = 20,478.37/x
  3. Step 3: Cross multiply
    37,473.55x = 51,711.97 × 20,478.37
  4. Step 4: Simplify right side
    37,473.55x = 1,058,976,494.14
  5. Step 5: Solve for x
    x = 1,058,976,494.14/37,473.55
  6. Step 6: Final answer
    x = 28,259.31

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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.