Home / 32,777.03-45,232.22-18,629.87

Finding the Fourth Proportional to 32,777.03, 45,232.22 and 18,629.87

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Solution

The fourth proportional to 32,777.03, 45,232.22 and 18,629.87 is: 25,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.03 : 45,232.22 = 18,629.87 : x
  2. Step 2: Convert to fraction form
    32,777.03/45,232.22 = 18,629.87/x
  3. Step 3: Cross multiply
    32,777.03x = 45,232.22 × 18,629.87
  4. Step 4: Simplify right side
    32,777.03x = 842,670,059.10
  5. Step 5: Solve for x
    x = 842,670,059.10/32,777.03
  6. Step 6: Final answer
    x = 25,709.17

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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.