Home / 19,787.52-27,301.44-11,826.24

Finding the Fourth Proportional to 19,787.52, 27,301.44 and 11,826.24

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Solution

The fourth proportional to 19,787.52, 27,301.44 and 11,826.24 is: 16,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,787.52 : 27,301.44 = 11,826.24 : x
  2. Step 2: Convert to fraction form
    19,787.52/27,301.44 = 11,826.24/x
  3. Step 3: Cross multiply
    19,787.52x = 27,301.44 × 11,826.24
  4. Step 4: Simplify right side
    19,787.52x = 322,873,381.79
  5. Step 5: Solve for x
    x = 322,873,381.79/19,787.52
  6. Step 6: Final answer
    x = 16,317.02

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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.