Home / 13,924.56-19,213.38-7,955.04

Finding the Fourth Proportional to 13,924.56, 19,213.38 and 7,955.04

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Solution

The fourth proportional to 13,924.56, 19,213.38 and 7,955.04 is: 10,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.56 : 19,213.38 = 7,955.04 : x
  2. Step 2: Convert to fraction form
    13,924.56/19,213.38 = 7,955.04/x
  3. Step 3: Cross multiply
    13,924.56x = 19,213.38 × 7,955.04
  4. Step 4: Simplify right side
    13,924.56x = 152,843,206.44
  5. Step 5: Solve for x
    x = 152,843,206.44/13,924.56
  6. Step 6: Final answer
    x = 10,976.52

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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.