Home / 37,038.68-55,563.80-12,072.92

Finding the Fourth Proportional to 37,038.68, 55,563.80 and 12,072.92

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Solution

The fourth proportional to 37,038.68, 55,563.80 and 12,072.92 is: 18,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.68 : 55,563.80 = 12,072.92 : x
  2. Step 2: Convert to fraction form
    37,038.68/55,563.80 = 12,072.92/x
  3. Step 3: Cross multiply
    37,038.68x = 55,563.80 × 12,072.92
  4. Step 4: Simplify right side
    37,038.68x = 670,816,974.11
  5. Step 5: Solve for x
    x = 670,816,974.11/37,038.68
  6. Step 6: Final answer
    x = 18,111.26

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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.