Home / 23,394.21-32,282.31-12,781.59

Finding the Fourth Proportional to 23,394.21, 32,282.31 and 12,781.59

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Solution

The fourth proportional to 23,394.21, 32,282.31 and 12,781.59 is: 17,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,394.21 : 32,282.31 = 12,781.59 : x
  2. Step 2: Convert to fraction form
    23,394.21/32,282.31 = 12,781.59/x
  3. Step 3: Cross multiply
    23,394.21x = 32,282.31 × 12,781.59
  4. Step 4: Simplify right side
    23,394.21x = 412,619,250.67
  5. Step 5: Solve for x
    x = 412,619,250.67/23,394.21
  6. Step 6: Final answer
    x = 17,637.67

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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.