Home / 48,112.43-72,168.44-13,052.07

Finding the Fourth Proportional to 48,112.43, 72,168.44 and 13,052.07

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Solution

The fourth proportional to 48,112.43, 72,168.44 and 13,052.07 is: 19,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,112.43 : 72,168.44 = 13,052.07 : x
  2. Step 2: Convert to fraction form
    48,112.43/72,168.44 = 13,052.07/x
  3. Step 3: Cross multiply
    48,112.43x = 72,168.44 × 13,052.07
  4. Step 4: Simplify right side
    48,112.43x = 941,947,465.41
  5. Step 5: Solve for x
    x = 941,947,465.41/48,112.43
  6. Step 6: Final answer
    x = 19,578.05

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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.