Home / 19,863.36-27,410.08-10,911.24

Finding the Fourth Proportional to 19,863.36, 27,410.08 and 10,911.24

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Solution

The fourth proportional to 19,863.36, 27,410.08 and 10,911.24 is: 15,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.36 : 27,410.08 = 10,911.24 : x
  2. Step 2: Convert to fraction form
    19,863.36/27,410.08 = 10,911.24/x
  3. Step 3: Cross multiply
    19,863.36x = 27,410.08 × 10,911.24
  4. Step 4: Simplify right side
    19,863.36x = 299,077,961.30
  5. Step 5: Solve for x
    x = 299,077,961.30/19,863.36
  6. Step 6: Final answer
    x = 15,056.77

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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.