Home / 37,038.54-55,563.58-12,072.80

Finding the Fourth Proportional to 37,038.54, 55,563.58 and 12,072.80

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Solution

The fourth proportional to 37,038.54, 55,563.58 and 12,072.80 is: 18,111.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038.54 : 55,563.58 = 12,072.80 : x
  2. Step 2: Convert to fraction form
    37,038.54/55,563.58 = 12,072.80/x
  3. Step 3: Cross multiply
    37,038.54x = 55,563.58 × 12,072.80
  4. Step 4: Simplify right side
    37,038.54x = 670,807,988.62
  5. Step 5: Solve for x
    x = 670,807,988.62/37,038.54
  6. Step 6: Final answer
    x = 18,111.08

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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.