Home / 19,826.64-27,366.84-11,448.72

Finding the Fourth Proportional to 19,826.64, 27,366.84 and 11,448.72

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Solution

The fourth proportional to 19,826.64, 27,366.84 and 11,448.72 is: 15,802.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,826.64 : 27,366.84 = 11,448.72 : x
  2. Step 2: Convert to fraction form
    19,826.64/27,366.84 = 11,448.72/x
  3. Step 3: Cross multiply
    19,826.64x = 27,366.84 × 11,448.72
  4. Step 4: Simplify right side
    19,826.64x = 313,315,288.44
  5. Step 5: Solve for x
    x = 313,315,288.44/19,826.64
  6. Step 6: Final answer
    x = 15,802.74

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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.