Home / 16,236.76-22,407.26-9,947.92

Finding the Fourth Proportional to 16,236.76, 22,407.26 and 9,947.92

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Solution

The fourth proportional to 16,236.76, 22,407.26 and 9,947.92 is: 13,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,236.76 : 22,407.26 = 9,947.92 : x
  2. Step 2: Convert to fraction form
    16,236.76/22,407.26 = 9,947.92/x
  3. Step 3: Cross multiply
    16,236.76x = 22,407.26 × 9,947.92
  4. Step 4: Simplify right side
    16,236.76x = 222,905,629.90
  5. Step 5: Solve for x
    x = 222,905,629.90/16,236.76
  6. Step 6: Final answer
    x = 13,728.46

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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.