Home / 37,867.94-52,257.08-20,640.46

Finding the Fourth Proportional to 37,867.94, 52,257.08 and 20,640.46

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Solution

The fourth proportional to 37,867.94, 52,257.08 and 20,640.46 is: 28,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,867.94 : 52,257.08 = 20,640.46 : x
  2. Step 2: Convert to fraction form
    37,867.94/52,257.08 = 20,640.46/x
  3. Step 3: Cross multiply
    37,867.94x = 52,257.08 × 20,640.46
  4. Step 4: Simplify right side
    37,867.94x = 1,078,610,169.46
  5. Step 5: Solve for x
    x = 1,078,610,169.46/37,867.94
  6. Step 6: Final answer
    x = 28,483.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.