Home / 13,314.18-19,975.98-5,917.97

Finding the Fourth Proportional to 13,314.18, 19,975.98 and 5,917.97

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Solution

The fourth proportional to 13,314.18, 19,975.98 and 5,917.97 is: 8,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.18 : 19,975.98 = 5,917.97 : x
  2. Step 2: Convert to fraction form
    13,314.18/19,975.98 = 5,917.97/x
  3. Step 3: Cross multiply
    13,314.18x = 19,975.98 × 5,917.97
  4. Step 4: Simplify right side
    13,314.18x = 118,217,250.36
  5. Step 5: Solve for x
    x = 118,217,250.36/13,314.18
  6. Step 6: Final answer
    x = 8,879.05

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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.