Home / 14,180.53-19,569.77-7,893.31

Finding the Fourth Proportional to 14,180.53, 19,569.77 and 7,893.31

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Solution

The fourth proportional to 14,180.53, 19,569.77 and 7,893.31 is: 10,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.53 : 19,569.77 = 7,893.31 : x
  2. Step 2: Convert to fraction form
    14,180.53/19,569.77 = 7,893.31/x
  3. Step 3: Cross multiply
    14,180.53x = 19,569.77 × 7,893.31
  4. Step 4: Simplify right side
    14,180.53x = 154,470,183.12
  5. Step 5: Solve for x
    x = 154,470,183.12/14,180.53
  6. Step 6: Final answer
    x = 10,893.12

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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.