Home / 30,114.54-45,135.36-26,571.60

Finding the Fourth Proportional to 30,114.54, 45,135.36 and 26,571.60

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Solution

The fourth proportional to 30,114.54, 45,135.36 and 26,571.60 is: 39,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.54 : 45,135.36 = 26,571.60 : x
  2. Step 2: Convert to fraction form
    30,114.54/45,135.36 = 26,571.60/x
  3. Step 3: Cross multiply
    30,114.54x = 45,135.36 × 26,571.60
  4. Step 4: Simplify right side
    30,114.54x = 1,199,318,731.78
  5. Step 5: Solve for x
    x = 1,199,318,731.78/30,114.54
  6. Step 6: Final answer
    x = 39,825.24

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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.