Home / 14,506.72-19,997.86-11,316.43

Finding the Fourth Proportional to 14,506.72, 19,997.86 and 11,316.43

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Solution

The fourth proportional to 14,506.72, 19,997.86 and 11,316.43 is: 15,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,506.72 : 19,997.86 = 11,316.43 : x
  2. Step 2: Convert to fraction form
    14,506.72/19,997.86 = 11,316.43/x
  3. Step 3: Cross multiply
    14,506.72x = 19,997.86 × 11,316.43
  4. Step 4: Simplify right side
    14,506.72x = 226,304,382.84
  5. Step 5: Solve for x
    x = 226,304,382.84/14,506.72
  6. Step 6: Final answer
    x = 15,599.97

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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.