Home / 15,518.39-23,273.73-7,190.44

Finding the Fourth Proportional to 15,518.39, 23,273.73 and 7,190.44

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Solution

The fourth proportional to 15,518.39, 23,273.73 and 7,190.44 is: 10,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.39 : 23,273.73 = 7,190.44 : x
  2. Step 2: Convert to fraction form
    15,518.39/23,273.73 = 7,190.44/x
  3. Step 3: Cross multiply
    15,518.39x = 23,273.73 × 7,190.44
  4. Step 4: Simplify right side
    15,518.39x = 167,348,300.96
  5. Step 5: Solve for x
    x = 167,348,300.96/15,518.39
  6. Step 6: Final answer
    x = 10,783.87

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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.