Home / 37,131.08-55,705.25-12,169.58

Finding the Fourth Proportional to 37,131.08, 55,705.25 and 12,169.58

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Solution

The fourth proportional to 37,131.08, 55,705.25 and 12,169.58 is: 18,257.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,131.08 : 55,705.25 = 12,169.58 : x
  2. Step 2: Convert to fraction form
    37,131.08/55,705.25 = 12,169.58/x
  3. Step 3: Cross multiply
    37,131.08x = 55,705.25 × 12,169.58
  4. Step 4: Simplify right side
    37,131.08x = 677,909,248.19
  5. Step 5: Solve for x
    x = 677,909,248.19/37,131.08
  6. Step 6: Final answer
    x = 18,257.19

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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.