Home / 32,670.90-45,086.85-18,524.34

Finding the Fourth Proportional to 32,670.90, 45,086.85 and 18,524.34

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Solution

The fourth proportional to 32,670.90, 45,086.85 and 18,524.34 is: 25,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.90 : 45,086.85 = 18,524.34 : x
  2. Step 2: Convert to fraction form
    32,670.90/45,086.85 = 18,524.34/x
  3. Step 3: Cross multiply
    32,670.90x = 45,086.85 × 18,524.34
  4. Step 4: Simplify right side
    32,670.90x = 835,204,138.93
  5. Step 5: Solve for x
    x = 835,204,138.93/32,670.90
  6. Step 6: Final answer
    x = 25,564.16

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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.