Home / 43,660.32-65,392.02-30,571.13

Finding the Fourth Proportional to 43,660.32, 65,392.02 and 30,571.13

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Solution

The fourth proportional to 43,660.32, 65,392.02 and 30,571.13 is: 45,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,660.32 : 65,392.02 = 30,571.13 : x
  2. Step 2: Convert to fraction form
    43,660.32/65,392.02 = 30,571.13/x
  3. Step 3: Cross multiply
    43,660.32x = 65,392.02 × 30,571.13
  4. Step 4: Simplify right side
    43,660.32x = 1,999,107,464.57
  5. Step 5: Solve for x
    x = 1,999,107,464.57/43,660.32
  6. Step 6: Final answer
    x = 45,787.74

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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.