Home / 32,884.56-45,378.12-18,734.64

Finding the Fourth Proportional to 32,884.56, 45,378.12 and 18,734.64

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Solution

The fourth proportional to 32,884.56, 45,378.12 and 18,734.64 is: 25,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,884.56 : 45,378.12 = 18,734.64 : x
  2. Step 2: Convert to fraction form
    32,884.56/45,378.12 = 18,734.64/x
  3. Step 3: Cross multiply
    32,884.56x = 45,378.12 × 18,734.64
  4. Step 4: Simplify right side
    32,884.56x = 850,142,742.08
  5. Step 5: Solve for x
    x = 850,142,742.08/32,884.56
  6. Step 6: Final answer
    x = 25,852.34

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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.