Home / 14,041.62-19,376.82-7,668.05

Finding the Fourth Proportional to 14,041.62, 19,376.82 and 7,668.05

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Solution

The fourth proportional to 14,041.62, 19,376.82 and 7,668.05 is: 10,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.62 : 19,376.82 = 7,668.05 : x
  2. Step 2: Convert to fraction form
    14,041.62/19,376.82 = 7,668.05/x
  3. Step 3: Cross multiply
    14,041.62x = 19,376.82 × 7,668.05
  4. Step 4: Simplify right side
    14,041.62x = 148,582,327.72
  5. Step 5: Solve for x
    x = 148,582,327.72/14,041.62
  6. Step 6: Final answer
    x = 10,581.57

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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.