Home / 13,095.35-19,638.23-4,772.90

Finding the Fourth Proportional to 13,095.35, 19,638.23 and 4,772.90

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Solution

The fourth proportional to 13,095.35, 19,638.23 and 4,772.90 is: 7,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.35 : 19,638.23 = 4,772.90 : x
  2. Step 2: Convert to fraction form
    13,095.35/19,638.23 = 4,772.90/x
  3. Step 3: Cross multiply
    13,095.35x = 19,638.23 × 4,772.90
  4. Step 4: Simplify right side
    13,095.35x = 93,731,324.95
  5. Step 5: Solve for x
    x = 93,731,324.95/13,095.35
  6. Step 6: Final answer
    x = 7,157.61

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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.