Home / 19,215.50-28,826.82-6,735.26

Finding the Fourth Proportional to 19,215.50, 28,826.82 and 6,735.26

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Solution

The fourth proportional to 19,215.50, 28,826.82 and 6,735.26 is: 10,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,215.50 : 28,826.82 = 6,735.26 : x
  2. Step 2: Convert to fraction form
    19,215.50/28,826.82 = 6,735.26/x
  3. Step 3: Cross multiply
    19,215.50x = 28,826.82 × 6,735.26
  4. Step 4: Simplify right side
    19,215.50x = 194,156,127.67
  5. Step 5: Solve for x
    x = 194,156,127.67/19,215.50
  6. Step 6: Final answer
    x = 10,104.14

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1.5x scale

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.