Home / 32,555.28-48,764.88-20,808.84

Finding the Fourth Proportional to 32,555.28, 48,764.88 and 20,808.84

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Solution

The fourth proportional to 32,555.28, 48,764.88 and 20,808.84 is: 31,169.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,555.28 : 48,764.88 = 20,808.84 : x
  2. Step 2: Convert to fraction form
    32,555.28/48,764.88 = 20,808.84/x
  3. Step 3: Cross multiply
    32,555.28x = 48,764.88 × 20,808.84
  4. Step 4: Simplify right side
    32,555.28x = 1,014,740,585.54
  5. Step 5: Solve for x
    x = 1,014,740,585.54/32,555.28
  6. Step 6: Final answer
    x = 31,169.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.