Home / 43,388.42-65,008.34-23,680.81

Finding the Fourth Proportional to 43,388.42, 65,008.34 and 23,680.81

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Solution

The fourth proportional to 43,388.42, 65,008.34 and 23,680.81 is: 35,480.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,388.42 : 65,008.34 = 23,680.81 : x
  2. Step 2: Convert to fraction form
    43,388.42/65,008.34 = 23,680.81/x
  3. Step 3: Cross multiply
    43,388.42x = 65,008.34 × 23,680.81
  4. Step 4: Simplify right side
    43,388.42x = 1,539,449,955.83
  5. Step 5: Solve for x
    x = 1,539,449,955.83/43,388.42
  6. Step 6: Final answer
    x = 35,480.66

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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.