Home / 32,777.47-45,232.96-18,630.31

Finding the Fourth Proportional to 32,777.47, 45,232.96 and 18,630.31

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Solution

The fourth proportional to 32,777.47, 45,232.96 and 18,630.31 is: 25,709.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.47 : 45,232.96 = 18,630.31 : x
  2. Step 2: Convert to fraction form
    32,777.47/45,232.96 = 18,630.31/x
  3. Step 3: Cross multiply
    32,777.47x = 45,232.96 × 18,630.31
  4. Step 4: Simplify right side
    32,777.47x = 842,704,067.02
  5. Step 5: Solve for x
    x = 842,704,067.02/32,777.47
  6. Step 6: Final answer
    x = 25,709.86

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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.