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Finding the Fourth Proportional to 47,571.82, 65,649 and 26,350.99

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Solution

The fourth proportional to 47,571.82, 65,649 and 26,350.99 is: 36,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,571.82 : 65,649 = 26,350.99 : x
  2. Step 2: Convert to fraction form
    47,571.82/65,649 = 26,350.99/x
  3. Step 3: Cross multiply
    47,571.82x = 65,649 × 26,350.99
  4. Step 4: Simplify right side
    47,571.82x = 1,729,916,142.51
  5. Step 5: Solve for x
    x = 1,729,916,142.51/47,571.82
  6. Step 6: Final answer
    x = 36,364.30

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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.