Home / 13,104.93-19,636.88-5,203.17

Finding the Fourth Proportional to 13,104.93, 19,636.88 and 5,203.17

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Solution

The fourth proportional to 13,104.93, 19,636.88 and 5,203.17 is: 7,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.93 : 19,636.88 = 5,203.17 : x
  2. Step 2: Convert to fraction form
    13,104.93/19,636.88 = 5,203.17/x
  3. Step 3: Cross multiply
    13,104.93x = 19,636.88 × 5,203.17
  4. Step 4: Simplify right side
    13,104.93x = 102,174,024.91
  5. Step 5: Solve for x
    x = 102,174,024.91/13,104.93
  6. Step 6: Final answer
    x = 7,796.61

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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.