Home / 22,020.18-32,973.84-12,148.44

Finding the Fourth Proportional to 22,020.18, 32,973.84 and 12,148.44

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Solution

The fourth proportional to 22,020.18, 32,973.84 and 12,148.44 is: 18,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.18 : 32,973.84 = 12,148.44 : x
  2. Step 2: Convert to fraction form
    22,020.18/32,973.84 = 12,148.44/x
  3. Step 3: Cross multiply
    22,020.18x = 32,973.84 × 12,148.44
  4. Step 4: Simplify right side
    22,020.18x = 400,580,716.81
  5. Step 5: Solve for x
    x = 400,580,716.81/22,020.18
  6. Step 6: Final answer
    x = 18,191.53

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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.