Home / 16,147.71-22,283.53-9,860.09

Finding the Fourth Proportional to 16,147.71, 22,283.53 and 9,860.09

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Solution

The fourth proportional to 16,147.71, 22,283.53 and 9,860.09 is: 13,606.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.71 : 22,283.53 = 9,860.09 : x
  2. Step 2: Convert to fraction form
    16,147.71/22,283.53 = 9,860.09/x
  3. Step 3: Cross multiply
    16,147.71x = 22,283.53 × 9,860.09
  4. Step 4: Simplify right side
    16,147.71x = 219,717,475.25
  5. Step 5: Solve for x
    x = 219,717,475.25/16,147.71
  6. Step 6: Final answer
    x = 13,606.73

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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.