Home / 37,084.60-55,632.30-12,118.60

Finding the Fourth Proportional to 37,084.60, 55,632.30 and 12,118.60

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Solution

The fourth proportional to 37,084.60, 55,632.30 and 12,118.60 is: 18,179.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,084.60 : 55,632.30 = 12,118.60 : x
  2. Step 2: Convert to fraction form
    37,084.60/55,632.30 = 12,118.60/x
  3. Step 3: Cross multiply
    37,084.60x = 55,632.30 × 12,118.60
  4. Step 4: Simplify right side
    37,084.60x = 674,185,590.78
  5. Step 5: Solve for x
    x = 674,185,590.78/37,084.60
  6. Step 6: Final answer
    x = 18,179.66

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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.