Home / 16,863.96-23,275.80-11,199.18

Finding the Fourth Proportional to 16,863.96, 23,275.80 and 11,199.18

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Solution

The fourth proportional to 16,863.96, 23,275.80 and 11,199.18 is: 15,457.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.96 : 23,275.80 = 11,199.18 : x
  2. Step 2: Convert to fraction form
    16,863.96/23,275.80 = 11,199.18/x
  3. Step 3: Cross multiply
    16,863.96x = 23,275.80 × 11,199.18
  4. Step 4: Simplify right side
    16,863.96x = 260,669,873.84
  5. Step 5: Solve for x
    x = 260,669,873.84/16,863.96
  6. Step 6: Final answer
    x = 15,457.22

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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.