Home / 16,711.11-23,064.75-9,636.57

Finding the Fourth Proportional to 16,711.11, 23,064.75 and 9,636.57

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Solution

The fourth proportional to 16,711.11, 23,064.75 and 9,636.57 is: 13,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.11 : 23,064.75 = 9,636.57 : x
  2. Step 2: Convert to fraction form
    16,711.11/23,064.75 = 9,636.57/x
  3. Step 3: Cross multiply
    16,711.11x = 23,064.75 × 9,636.57
  4. Step 4: Simplify right side
    16,711.11x = 222,265,077.91
  5. Step 5: Solve for x
    x = 222,265,077.91/16,711.11
  6. Step 6: Final answer
    x = 13,300.44

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Half scale
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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.