Home / 16,519.07-22,801.47-11,149.31

Finding the Fourth Proportional to 16,519.07, 22,801.47 and 11,149.31

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Solution

The fourth proportional to 16,519.07, 22,801.47 and 11,149.31 is: 15,389.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.07 : 22,801.47 = 11,149.31 : x
  2. Step 2: Convert to fraction form
    16,519.07/22,801.47 = 11,149.31/x
  3. Step 3: Cross multiply
    16,519.07x = 22,801.47 × 11,149.31
  4. Step 4: Simplify right side
    16,519.07x = 254,220,657.49
  5. Step 5: Solve for x
    x = 254,220,657.49/16,519.07
  6. Step 6: Final answer
    x = 15,389.53

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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.