Home / 45,999.45-68,961.47-23,819.15

Finding the Fourth Proportional to 45,999.45, 68,961.47 and 23,819.15

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Solution

The fourth proportional to 45,999.45, 68,961.47 and 23,819.15 is: 35,709.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,999.45 : 68,961.47 = 23,819.15 : x
  2. Step 2: Convert to fraction form
    45,999.45/68,961.47 = 23,819.15/x
  3. Step 3: Cross multiply
    45,999.45x = 68,961.47 × 23,819.15
  4. Step 4: Simplify right side
    45,999.45x = 1,642,603,134.25
  5. Step 5: Solve for x
    x = 1,642,603,134.25/45,999.45
  6. Step 6: Final answer
    x = 35,709.19

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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.