Home / 14,012.54-19,333.94-7,961.45

Finding the Fourth Proportional to 14,012.54, 19,333.94 and 7,961.45

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Solution

The fourth proportional to 14,012.54, 19,333.94 and 7,961.45 is: 10,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.54 : 19,333.94 = 7,961.45 : x
  2. Step 2: Convert to fraction form
    14,012.54/19,333.94 = 7,961.45/x
  3. Step 3: Cross multiply
    14,012.54x = 19,333.94 × 7,961.45
  4. Step 4: Simplify right side
    14,012.54x = 153,926,060.14
  5. Step 5: Solve for x
    x = 153,926,060.14/14,012.54
  6. Step 6: Final answer
    x = 10,984.88

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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.