Home / 21,338.09-29,460.44-19,096.11

Finding the Fourth Proportional to 21,338.09, 29,460.44 and 19,096.11

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Solution

The fourth proportional to 21,338.09, 29,460.44 and 19,096.11 is: 26,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338.09 : 29,460.44 = 19,096.11 : x
  2. Step 2: Convert to fraction form
    21,338.09/29,460.44 = 19,096.11/x
  3. Step 3: Cross multiply
    21,338.09x = 29,460.44 × 19,096.11
  4. Step 4: Simplify right side
    21,338.09x = 562,579,889.49
  5. Step 5: Solve for x
    x = 562,579,889.49/21,338.09
  6. Step 6: Final answer
    x = 26,365.05

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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.