Home / 13,737.70-18,952.66-8,963.26

Finding the Fourth Proportional to 13,737.70, 18,952.66 and 8,963.26

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Solution

The fourth proportional to 13,737.70, 18,952.66 and 8,963.26 is: 12,365.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,737.70 : 18,952.66 = 8,963.26 : x
  2. Step 2: Convert to fraction form
    13,737.70/18,952.66 = 8,963.26/x
  3. Step 3: Cross multiply
    13,737.70x = 18,952.66 × 8,963.26
  4. Step 4: Simplify right side
    13,737.70x = 169,877,619.27
  5. Step 5: Solve for x
    x = 169,877,619.27/13,737.70
  6. Step 6: Final answer
    x = 12,365.80

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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.