Home / 16,845.87-23,247.39-9,292.47

Finding the Fourth Proportional to 16,845.87, 23,247.39 and 9,292.47

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Solution

The fourth proportional to 16,845.87, 23,247.39 and 9,292.47 is: 12,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.87 : 23,247.39 = 9,292.47 : x
  2. Step 2: Convert to fraction form
    16,845.87/23,247.39 = 9,292.47/x
  3. Step 3: Cross multiply
    16,845.87x = 23,247.39 × 9,292.47
  4. Step 4: Simplify right side
    16,845.87x = 216,025,674.15
  5. Step 5: Solve for x
    x = 216,025,674.15/16,845.87
  6. Step 6: Final answer
    x = 12,823.66

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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.