Home / 36,549.92-54,825.26-12,858.12

Finding the Fourth Proportional to 36,549.92, 54,825.26 and 12,858.12

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Solution

The fourth proportional to 36,549.92, 54,825.26 and 12,858.12 is: 19,287.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,549.92 : 54,825.26 = 12,858.12 : x
  2. Step 2: Convert to fraction form
    36,549.92/54,825.26 = 12,858.12/x
  3. Step 3: Cross multiply
    36,549.92x = 54,825.26 × 12,858.12
  4. Step 4: Simplify right side
    36,549.92x = 704,949,707.82
  5. Step 5: Solve for x
    x = 704,949,707.82/36,549.92
  6. Step 6: Final answer
    x = 19,287.31

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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.