Home / 37,249.83-55,862.88-12,285.21

Finding the Fourth Proportional to 37,249.83, 55,862.88 and 12,285.21

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Solution

The fourth proportional to 37,249.83, 55,862.88 and 12,285.21 is: 18,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,249.83 : 55,862.88 = 12,285.21 : x
  2. Step 2: Convert to fraction form
    37,249.83/55,862.88 = 12,285.21/x
  3. Step 3: Cross multiply
    37,249.83x = 55,862.88 × 12,285.21
  4. Step 4: Simplify right side
    37,249.83x = 686,287,212.00
  5. Step 5: Solve for x
    x = 686,287,212.00/37,249.83
  6. Step 6: Final answer
    x = 18,423.90

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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.