Home / 37,768.80-56,649.84-12,808.26

Finding the Fourth Proportional to 37,768.80, 56,649.84 and 12,808.26

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Solution

The fourth proportional to 37,768.80, 56,649.84 and 12,808.26 is: 19,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,768.80 : 56,649.84 = 12,808.26 : x
  2. Step 2: Convert to fraction form
    37,768.80/56,649.84 = 12,808.26/x
  3. Step 3: Cross multiply
    37,768.80x = 56,649.84 × 12,808.26
  4. Step 4: Simplify right side
    37,768.80x = 725,585,879.68
  5. Step 5: Solve for x
    x = 725,585,879.68/37,768.80
  6. Step 6: Final answer
    x = 19,211.25

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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.