Home / 13,966.98-19,268.02-12,375.26

Finding the Fourth Proportional to 13,966.98, 19,268.02 and 12,375.26

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Solution

The fourth proportional to 13,966.98, 19,268.02 and 12,375.26 is: 17,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.98 : 19,268.02 = 12,375.26 : x
  2. Step 2: Convert to fraction form
    13,966.98/19,268.02 = 12,375.26/x
  3. Step 3: Cross multiply
    13,966.98x = 19,268.02 × 12,375.26
  4. Step 4: Simplify right side
    13,966.98x = 238,446,757.19
  5. Step 5: Solve for x
    x = 238,446,757.19/13,966.98
  6. Step 6: Final answer
    x = 17,072.18

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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.