Home / 37,763.91-56,650.48-12,811.10

Finding the Fourth Proportional to 37,763.91, 56,650.48 and 12,811.10

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Solution

The fourth proportional to 37,763.91, 56,650.48 and 12,811.10 is: 19,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,763.91 : 56,650.48 = 12,811.10 : x
  2. Step 2: Convert to fraction form
    37,763.91/56,650.48 = 12,811.10/x
  3. Step 3: Cross multiply
    37,763.91x = 56,650.48 × 12,811.10
  4. Step 4: Simplify right side
    37,763.91x = 725,754,649.05
  5. Step 5: Solve for x
    x = 725,754,649.05/37,763.91
  6. Step 6: Final answer
    x = 19,218.21

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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.