Home / 36,518.73-54,781.23-12,824.24

Finding the Fourth Proportional to 36,518.73, 54,781.23 and 12,824.24

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Solution

The fourth proportional to 36,518.73, 54,781.23 and 12,824.24 is: 19,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.73 : 54,781.23 = 12,824.24 : x
  2. Step 2: Convert to fraction form
    36,518.73/54,781.23 = 12,824.24/x
  3. Step 3: Cross multiply
    36,518.73x = 54,781.23 × 12,824.24
  4. Step 4: Simplify right side
    36,518.73x = 702,527,367.11
  5. Step 5: Solve for x
    x = 702,527,367.11/36,518.73
  6. Step 6: Final answer
    x = 19,237.45

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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.