Home / 16,360.66-22,578.88-9,287.54

Finding the Fourth Proportional to 16,360.66, 22,578.88 and 9,287.54

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Solution

The fourth proportional to 16,360.66, 22,578.88 and 9,287.54 is: 12,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,360.66 : 22,578.88 = 9,287.54 : x
  2. Step 2: Convert to fraction form
    16,360.66/22,578.88 = 9,287.54/x
  3. Step 3: Cross multiply
    16,360.66x = 22,578.88 × 9,287.54
  4. Step 4: Simplify right side
    16,360.66x = 209,702,251.16
  5. Step 5: Solve for x
    x = 209,702,251.16/16,360.66
  6. Step 6: Final answer
    x = 12,817.47

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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.