Home / 13,805.14-19,051.01-7,517.46

Finding the Fourth Proportional to 13,805.14, 19,051.01 and 7,517.46

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Solution

The fourth proportional to 13,805.14, 19,051.01 and 7,517.46 is: 10,374.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805.14 : 19,051.01 = 7,517.46 : x
  2. Step 2: Convert to fraction form
    13,805.14/19,051.01 = 7,517.46/x
  3. Step 3: Cross multiply
    13,805.14x = 19,051.01 × 7,517.46
  4. Step 4: Simplify right side
    13,805.14x = 143,215,205.63
  5. Step 5: Solve for x
    x = 143,215,205.63/13,805.14
  6. Step 6: Final answer
    x = 10,374.05

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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.