Home / 37,842.82-56,763.62-12,900.24

Finding the Fourth Proportional to 37,842.82, 56,763.62 and 12,900.24

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Solution

The fourth proportional to 37,842.82, 56,763.62 and 12,900.24 is: 19,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,842.82 : 56,763.62 = 12,900.24 : x
  2. Step 2: Convert to fraction form
    37,842.82/56,763.62 = 12,900.24/x
  3. Step 3: Cross multiply
    37,842.82x = 56,763.62 × 12,900.24
  4. Step 4: Simplify right side
    37,842.82x = 732,264,321.27
  5. Step 5: Solve for x
    x = 732,264,321.27/37,842.82
  6. Step 6: Final answer
    x = 19,350.15

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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.