Home / 19,214.72-28,826.34-5,889.56

Finding the Fourth Proportional to 19,214.72, 28,826.34 and 5,889.56

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Solution

The fourth proportional to 19,214.72, 28,826.34 and 5,889.56 is: 8,835.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.72 : 28,826.34 = 5,889.56 : x
  2. Step 2: Convert to fraction form
    19,214.72/28,826.34 = 5,889.56/x
  3. Step 3: Cross multiply
    19,214.72x = 28,826.34 × 5,889.56
  4. Step 4: Simplify right side
    19,214.72x = 169,774,292.79
  5. Step 5: Solve for x
    x = 169,774,292.79/19,214.72
  6. Step 6: Final answer
    x = 8,835.64

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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.