Home / 19,119.52-26,388.84-11,053.54

Finding the Fourth Proportional to 19,119.52, 26,388.84 and 11,053.54

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Solution

The fourth proportional to 19,119.52, 26,388.84 and 11,053.54 is: 15,256.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.52 : 26,388.84 = 11,053.54 : x
  2. Step 2: Convert to fraction form
    19,119.52/26,388.84 = 11,053.54/x
  3. Step 3: Cross multiply
    19,119.52x = 26,388.84 × 11,053.54
  4. Step 4: Simplify right side
    19,119.52x = 291,690,098.49
  5. Step 5: Solve for x
    x = 291,690,098.49/19,119.52
  6. Step 6: Final answer
    x = 15,256.14

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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.