Home / 32,777.60-45,232.92-18,633.18

Finding the Fourth Proportional to 32,777.60, 45,232.92 and 18,633.18

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Solution

The fourth proportional to 32,777.60, 45,232.92 and 18,633.18 is: 25,713.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.60 : 45,232.92 = 18,633.18 : x
  2. Step 2: Convert to fraction form
    32,777.60/45,232.92 = 18,633.18/x
  3. Step 3: Cross multiply
    32,777.60x = 45,232.92 × 18,633.18
  4. Step 4: Simplify right side
    32,777.60x = 842,833,140.29
  5. Step 5: Solve for x
    x = 842,833,140.29/32,777.60
  6. Step 6: Final answer
    x = 25,713.69

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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.