Home / 53,274.14-79,890.44-19,976.02

Finding the Fourth Proportional to 53,274.14, 79,890.44 and 19,976.02

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Solution

The fourth proportional to 53,274.14, 79,890.44 and 19,976.02 is: 29,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,274.14 : 79,890.44 = 19,976.02 : x
  2. Step 2: Convert to fraction form
    53,274.14/79,890.44 = 19,976.02/x
  3. Step 3: Cross multiply
    53,274.14x = 79,890.44 × 19,976.02
  4. Step 4: Simplify right side
    53,274.14x = 1,595,893,027.25
  5. Step 5: Solve for x
    x = 1,595,893,027.25/53,274.14
  6. Step 6: Final answer
    x = 29,956.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.