Home / 15,377.01-23,072.80-9,149.33

Finding the Fourth Proportional to 15,377.01, 23,072.80 and 9,149.33

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Solution

The fourth proportional to 15,377.01, 23,072.80 and 9,149.33 is: 13,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377.01 : 23,072.80 = 9,149.33 : x
  2. Step 2: Convert to fraction form
    15,377.01/23,072.80 = 9,149.33/x
  3. Step 3: Cross multiply
    15,377.01x = 23,072.80 × 9,149.33
  4. Step 4: Simplify right side
    15,377.01x = 211,100,661.22
  5. Step 5: Solve for x
    x = 211,100,661.22/15,377.01
  6. Step 6: Final answer
    x = 13,728.33

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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.