Home / 14,009.05-19,324.06-11,020.15

Finding the Fourth Proportional to 14,009.05, 19,324.06 and 11,020.15

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Solution

The fourth proportional to 14,009.05, 19,324.06 and 11,020.15 is: 15,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.05 : 19,324.06 = 11,020.15 : x
  2. Step 2: Convert to fraction form
    14,009.05/19,324.06 = 11,020.15/x
  3. Step 3: Cross multiply
    14,009.05x = 19,324.06 × 11,020.15
  4. Step 4: Simplify right side
    14,009.05x = 212,954,039.81
  5. Step 5: Solve for x
    x = 212,954,039.81/14,009.05
  6. Step 6: Final answer
    x = 15,201.18

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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.