Home / 13,277.97-19,917.98-3,417.35

Finding the Fourth Proportional to 13,277.97, 19,917.98 and 3,417.35

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Solution

The fourth proportional to 13,277.97, 19,917.98 and 3,417.35 is: 5,126.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.97 : 19,917.98 = 3,417.35 : x
  2. Step 2: Convert to fraction form
    13,277.97/19,917.98 = 3,417.35/x
  3. Step 3: Cross multiply
    13,277.97x = 19,917.98 × 3,417.35
  4. Step 4: Simplify right side
    13,277.97x = 68,066,592.28
  5. Step 5: Solve for x
    x = 68,066,592.28/13,277.97
  6. Step 6: Final answer
    x = 5,126.28

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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.