Home / 19,294.50-28,941.68-6,147.93

Finding the Fourth Proportional to 19,294.50, 28,941.68 and 6,147.93

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Solution

The fourth proportional to 19,294.50, 28,941.68 and 6,147.93 is: 9,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294.50 : 28,941.68 = 6,147.93 : x
  2. Step 2: Convert to fraction form
    19,294.50/28,941.68 = 6,147.93/x
  3. Step 3: Cross multiply
    19,294.50x = 28,941.68 × 6,147.93
  4. Step 4: Simplify right side
    19,294.50x = 177,931,422.72
  5. Step 5: Solve for x
    x = 177,931,422.72/19,294.50
  6. Step 6: Final answer
    x = 9,221.87

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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.