Home / 13,937.43-20,910.51-4,577.52

Finding the Fourth Proportional to 13,937.43, 20,910.51 and 4,577.52

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Solution

The fourth proportional to 13,937.43, 20,910.51 and 4,577.52 is: 6,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,937.43 : 20,910.51 = 4,577.52 : x
  2. Step 2: Convert to fraction form
    13,937.43/20,910.51 = 4,577.52/x
  3. Step 3: Cross multiply
    13,937.43x = 20,910.51 × 4,577.52
  4. Step 4: Simplify right side
    13,937.43x = 95,718,277.74
  5. Step 5: Solve for x
    x = 95,718,277.74/13,937.43
  6. Step 6: Final answer
    x = 6,867.71

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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.