Home / 18,954.57-26,157.83-10,457.27

Finding the Fourth Proportional to 18,954.57, 26,157.83 and 10,457.27

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Solution

The fourth proportional to 18,954.57, 26,157.83 and 10,457.27 is: 14,431.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.57 : 26,157.83 = 10,457.27 : x
  2. Step 2: Convert to fraction form
    18,954.57/26,157.83 = 10,457.27/x
  3. Step 3: Cross multiply
    18,954.57x = 26,157.83 × 10,457.27
  4. Step 4: Simplify right side
    18,954.57x = 273,539,490.92
  5. Step 5: Solve for x
    x = 273,539,490.92/18,954.57
  6. Step 6: Final answer
    x = 14,431.32

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Similar ratio
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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.