Home / 37,039.89-55,563.20-12,073.53

Finding the Fourth Proportional to 37,039.89, 55,563.20 and 12,073.53

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Solution

The fourth proportional to 37,039.89, 55,563.20 and 12,073.53 is: 18,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,039.89 : 55,563.20 = 12,073.53 : x
  2. Step 2: Convert to fraction form
    37,039.89/55,563.20 = 12,073.53/x
  3. Step 3: Cross multiply
    37,039.89x = 55,563.20 × 12,073.53
  4. Step 4: Simplify right side
    37,039.89x = 670,843,714.46
  5. Step 5: Solve for x
    x = 670,843,714.46/37,039.89
  6. Step 6: Final answer
    x = 18,111.39

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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.