Home / 36,539.34-54,825.93-19,879.53

Finding the Fourth Proportional to 36,539.34, 54,825.93 and 19,879.53

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Solution

The fourth proportional to 36,539.34, 54,825.93 and 19,879.53 is: 29,828.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,539.34 : 54,825.93 = 19,879.53 : x
  2. Step 2: Convert to fraction form
    36,539.34/54,825.93 = 19,879.53/x
  3. Step 3: Cross multiply
    36,539.34x = 54,825.93 × 19,879.53
  4. Step 4: Simplify right side
    36,539.34x = 1,089,913,430.75
  5. Step 5: Solve for x
    x = 1,089,913,430.75/36,539.34
  6. Step 6: Final answer
    x = 29,828.49

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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.