Home / 18,954.91-26,157.96-10,457.41

Finding the Fourth Proportional to 18,954.91, 26,157.96 and 10,457.41

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Solution

The fourth proportional to 18,954.91, 26,157.96 and 10,457.41 is: 14,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954.91 : 26,157.96 = 10,457.41 : x
  2. Step 2: Convert to fraction form
    18,954.91/26,157.96 = 10,457.41/x
  3. Step 3: Cross multiply
    18,954.91x = 26,157.96 × 10,457.41
  4. Step 4: Simplify right side
    18,954.91x = 273,544,512.48
  5. Step 5: Solve for x
    x = 273,544,512.48/18,954.91
  6. Step 6: Final answer
    x = 14,431.33

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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.