Home / 37,239.92-55,853.52-12,280.24

Finding the Fourth Proportional to 37,239.92, 55,853.52 and 12,280.24

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Solution

The fourth proportional to 37,239.92, 55,853.52 and 12,280.24 is: 18,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239.92 : 55,853.52 = 12,280.24 : x
  2. Step 2: Convert to fraction form
    37,239.92/55,853.52 = 12,280.24/x
  3. Step 3: Cross multiply
    37,239.92x = 55,853.52 × 12,280.24
  4. Step 4: Simplify right side
    37,239.92x = 685,894,630.44
  5. Step 5: Solve for x
    x = 685,894,630.44/37,239.92
  6. Step 6: Final answer
    x = 18,418.26

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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.