Home / 21,730.14-32,594.92-6,938.86

Finding the Fourth Proportional to 21,730.14, 32,594.92 and 6,938.86

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Solution

The fourth proportional to 21,730.14, 32,594.92 and 6,938.86 is: 10,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730.14 : 32,594.92 = 6,938.86 : x
  2. Step 2: Convert to fraction form
    21,730.14/32,594.92 = 6,938.86/x
  3. Step 3: Cross multiply
    21,730.14x = 32,594.92 × 6,938.86
  4. Step 4: Simplify right side
    21,730.14x = 226,171,586.59
  5. Step 5: Solve for x
    x = 226,171,586.59/21,730.14
  6. Step 6: Final answer
    x = 10,408.20

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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.