Home / 16,920.73-23,349.49-9,366.54

Finding the Fourth Proportional to 16,920.73, 23,349.49 and 9,366.54

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Solution

The fourth proportional to 16,920.73, 23,349.49 and 9,366.54 is: 12,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.73 : 23,349.49 = 9,366.54 : x
  2. Step 2: Convert to fraction form
    16,920.73/23,349.49 = 9,366.54/x
  3. Step 3: Cross multiply
    16,920.73x = 23,349.49 × 9,366.54
  4. Step 4: Simplify right side
    16,920.73x = 218,703,932.06
  5. Step 5: Solve for x
    x = 218,703,932.06/16,920.73
  6. Step 6: Final answer
    x = 12,925.21

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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.