Home / 19,533.96-26,956.72-11,150.44

Finding the Fourth Proportional to 19,533.96, 26,956.72 and 11,150.44

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Solution

The fourth proportional to 19,533.96, 26,956.72 and 11,150.44 is: 15,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.96 : 26,956.72 = 11,150.44 : x
  2. Step 2: Convert to fraction form
    19,533.96/26,956.72 = 11,150.44/x
  3. Step 3: Cross multiply
    19,533.96x = 26,956.72 × 11,150.44
  4. Step 4: Simplify right side
    19,533.96x = 300,579,288.96
  5. Step 5: Solve for x
    x = 300,579,288.96/19,533.96
  6. Step 6: Final answer
    x = 15,387.52

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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.