Home / 16,743.66-23,106.54-9,190.70

Finding the Fourth Proportional to 16,743.66, 23,106.54 and 9,190.70

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Solution

The fourth proportional to 16,743.66, 23,106.54 and 9,190.70 is: 12,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743.66 : 23,106.54 = 9,190.70 : x
  2. Step 2: Convert to fraction form
    16,743.66/23,106.54 = 9,190.70/x
  3. Step 3: Cross multiply
    16,743.66x = 23,106.54 × 9,190.70
  4. Step 4: Simplify right side
    16,743.66x = 212,365,161.65
  5. Step 5: Solve for x
    x = 212,365,161.65/16,743.66
  6. Step 6: Final answer
    x = 12,683.32

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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.