Home / 16,755.17-23,121.23-9,585.23

Finding the Fourth Proportional to 16,755.17, 23,121.23 and 9,585.23

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Solution

The fourth proportional to 16,755.17, 23,121.23 and 9,585.23 is: 13,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.17 : 23,121.23 = 9,585.23 : x
  2. Step 2: Convert to fraction form
    16,755.17/23,121.23 = 9,585.23/x
  3. Step 3: Cross multiply
    16,755.17x = 23,121.23 × 9,585.23
  4. Step 4: Simplify right side
    16,755.17x = 221,622,307.43
  5. Step 5: Solve for x
    x = 221,622,307.43/16,755.17
  6. Step 6: Final answer
    x = 13,227.10

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Half scale
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Double scale
Find fourth proportional to 16,756.17, 23,122.61 and 9,586.23
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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.