Home / 32,832.12-45,308.64-18,685.92

Finding the Fourth Proportional to 32,832.12, 45,308.64 and 18,685.92

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Solution

The fourth proportional to 32,832.12, 45,308.64 and 18,685.92 is: 25,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,832.12 : 45,308.64 = 18,685.92 : x
  2. Step 2: Convert to fraction form
    32,832.12/45,308.64 = 18,685.92/x
  3. Step 3: Cross multiply
    32,832.12x = 45,308.64 × 18,685.92
  4. Step 4: Simplify right side
    32,832.12x = 846,633,622.35
  5. Step 5: Solve for x
    x = 846,633,622.35/32,832.12
  6. Step 6: Final answer
    x = 25,786.75

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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.