Home / 37,028.60-55,542.86-12,068.64

Finding the Fourth Proportional to 37,028.60, 55,542.86 and 12,068.64

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Solution

The fourth proportional to 37,028.60, 55,542.86 and 12,068.64 is: 18,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,028.60 : 55,542.86 = 12,068.64 : x
  2. Step 2: Convert to fraction form
    37,028.60/55,542.86 = 12,068.64/x
  3. Step 3: Cross multiply
    37,028.60x = 55,542.86 × 12,068.64
  4. Step 4: Simplify right side
    37,028.60x = 670,326,781.91
  5. Step 5: Solve for x
    x = 670,326,781.91/37,028.60
  6. Step 6: Final answer
    x = 18,102.95

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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.