Home / 13,804.97-19,051.08-7,517.35

Finding the Fourth Proportional to 13,804.97, 19,051.08 and 7,517.35

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Solution

The fourth proportional to 13,804.97, 19,051.08 and 7,517.35 is: 10,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.97 : 19,051.08 = 7,517.35 : x
  2. Step 2: Convert to fraction form
    13,804.97/19,051.08 = 7,517.35/x
  3. Step 3: Cross multiply
    13,804.97x = 19,051.08 × 7,517.35
  4. Step 4: Simplify right side
    13,804.97x = 143,213,540.98
  5. Step 5: Solve for x
    x = 143,213,540.98/13,804.97
  6. Step 6: Final answer
    x = 10,374.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.