Home / 23,360.45-35,040.96-7,778.07

Finding the Fourth Proportional to 23,360.45, 35,040.96 and 7,778.07

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Solution

The fourth proportional to 23,360.45, 35,040.96 and 7,778.07 is: 11,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,360.45 : 35,040.96 = 7,778.07 : x
  2. Step 2: Convert to fraction form
    23,360.45/35,040.96 = 7,778.07/x
  3. Step 3: Cross multiply
    23,360.45x = 35,040.96 × 7,778.07
  4. Step 4: Simplify right side
    23,360.45x = 272,551,039.75
  5. Step 5: Solve for x
    x = 272,551,039.75/23,360.45
  6. Step 6: Final answer
    x = 11,667.20

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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.