Home / 13,314.98-19,958.30-10,017.88

Finding the Fourth Proportional to 13,314.98, 19,958.30 and 10,017.88

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Solution

The fourth proportional to 13,314.98, 19,958.30 and 10,017.88 is: 15,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.98 : 19,958.30 = 10,017.88 : x
  2. Step 2: Convert to fraction form
    13,314.98/19,958.30 = 10,017.88/x
  3. Step 3: Cross multiply
    13,314.98x = 19,958.30 × 10,017.88
  4. Step 4: Simplify right side
    13,314.98x = 199,939,791.99
  5. Step 5: Solve for x
    x = 199,939,791.99/13,314.98
  6. Step 6: Final answer
    x = 15,016.15

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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.