Home / 14,003.18-19,317.57-8,963.36

Finding the Fourth Proportional to 14,003.18, 19,317.57 and 8,963.36

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Solution

The fourth proportional to 14,003.18, 19,317.57 and 8,963.36 is: 12,365.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.18 : 19,317.57 = 8,963.36 : x
  2. Step 2: Convert to fraction form
    14,003.18/19,317.57 = 8,963.36/x
  3. Step 3: Cross multiply
    14,003.18x = 19,317.57 × 8,963.36
  4. Step 4: Simplify right side
    14,003.18x = 173,150,237.65
  5. Step 5: Solve for x
    x = 173,150,237.65/14,003.18
  6. Step 6: Final answer
    x = 12,365.07

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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.