Home / 14,738.52-20,269.44-11,718.84

Finding the Fourth Proportional to 14,738.52, 20,269.44 and 11,718.84

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Solution

The fourth proportional to 14,738.52, 20,269.44 and 11,718.84 is: 16,116.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,738.52 : 20,269.44 = 11,718.84 : x
  2. Step 2: Convert to fraction form
    14,738.52/20,269.44 = 11,718.84/x
  3. Step 3: Cross multiply
    14,738.52x = 20,269.44 × 11,718.84
  4. Step 4: Simplify right side
    14,738.52x = 237,534,324.25
  5. Step 5: Solve for x
    x = 237,534,324.25/14,738.52
  6. Step 6: Final answer
    x = 16,116.57

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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.