Home / 14,263.35-19,683.96-7,975.71

Finding the Fourth Proportional to 14,263.35, 19,683.96 and 7,975.71

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Solution

The fourth proportional to 14,263.35, 19,683.96 and 7,975.71 is: 11,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.35 : 19,683.96 = 7,975.71 : x
  2. Step 2: Convert to fraction form
    14,263.35/19,683.96 = 7,975.71/x
  3. Step 3: Cross multiply
    14,263.35x = 19,683.96 × 7,975.71
  4. Step 4: Simplify right side
    14,263.35x = 156,993,556.61
  5. Step 5: Solve for x
    x = 156,993,556.61/14,263.35
  6. Step 6: Final answer
    x = 11,006.78

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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.