Home / 16,869.53-23,272.25-9,791.87

Finding the Fourth Proportional to 16,869.53, 23,272.25 and 9,791.87

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Solution

The fourth proportional to 16,869.53, 23,272.25 and 9,791.87 is: 13,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.53 : 23,272.25 = 9,791.87 : x
  2. Step 2: Convert to fraction form
    16,869.53/23,272.25 = 9,791.87/x
  3. Step 3: Cross multiply
    16,869.53x = 23,272.25 × 9,791.87
  4. Step 4: Simplify right side
    16,869.53x = 227,878,681.29
  5. Step 5: Solve for x
    x = 227,878,681.29/16,869.53
  6. Step 6: Final answer
    x = 13,508.30

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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.