Home / 13,314.98-19,979.36-5,924.54

Finding the Fourth Proportional to 13,314.98, 19,979.36 and 5,924.54

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Solution

The fourth proportional to 13,314.98, 19,979.36 and 5,924.54 is: 8,889.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.98 : 19,979.36 = 5,924.54 : x
  2. Step 2: Convert to fraction form
    13,314.98/19,979.36 = 5,924.54/x
  3. Step 3: Cross multiply
    13,314.98x = 19,979.36 × 5,924.54
  4. Step 4: Simplify right side
    13,314.98x = 118,368,517.49
  5. Step 5: Solve for x
    x = 118,368,517.49/13,314.98
  6. Step 6: Final answer
    x = 8,889.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.