Home / 14,683.39-20,264.06-8,309.97

Finding the Fourth Proportional to 14,683.39, 20,264.06 and 8,309.97

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Solution

The fourth proportional to 14,683.39, 20,264.06 and 8,309.97 is: 11,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.39 : 20,264.06 = 8,309.97 : x
  2. Step 2: Convert to fraction form
    14,683.39/20,264.06 = 8,309.97/x
  3. Step 3: Cross multiply
    14,683.39x = 20,264.06 × 8,309.97
  4. Step 4: Simplify right side
    14,683.39x = 168,393,751.45
  5. Step 5: Solve for x
    x = 168,393,751.45/14,683.39
  6. Step 6: Final answer
    x = 11,468.32

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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.