Home / 14,100.49-21,149.52-5,335.48

Finding the Fourth Proportional to 14,100.49, 21,149.52 and 5,335.48

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Solution

The fourth proportional to 14,100.49, 21,149.52 and 5,335.48 is: 8,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.49 : 21,149.52 = 5,335.48 : x
  2. Step 2: Convert to fraction form
    14,100.49/21,149.52 = 5,335.48/x
  3. Step 3: Cross multiply
    14,100.49x = 21,149.52 × 5,335.48
  4. Step 4: Simplify right side
    14,100.49x = 112,842,840.97
  5. Step 5: Solve for x
    x = 112,842,840.97/14,100.49
  6. Step 6: Final answer
    x = 8,002.76

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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.