Home / 19,134.34-28,686.03-5,979.94

Finding the Fourth Proportional to 19,134.34, 28,686.03 and 5,979.94

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Solution

The fourth proportional to 19,134.34, 28,686.03 and 5,979.94 is: 8,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.34 : 28,686.03 = 5,979.94 : x
  2. Step 2: Convert to fraction form
    19,134.34/28,686.03 = 5,979.94/x
  3. Step 3: Cross multiply
    19,134.34x = 28,686.03 × 5,979.94
  4. Step 4: Simplify right side
    19,134.34x = 171,540,738.24
  5. Step 5: Solve for x
    x = 171,540,738.24/19,134.34
  6. Step 6: Final answer
    x = 8,965.07

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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.