Home / 35,334.04-48,761.82-19,420

Finding the Fourth Proportional to 35,334.04, 48,761.82 and 19,420

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Solution

The fourth proportional to 35,334.04, 48,761.82 and 19,420 is: 26,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.04 : 48,761.82 = 19,420 : x
  2. Step 2: Convert to fraction form
    35,334.04/48,761.82 = 19,420/x
  3. Step 3: Cross multiply
    35,334.04x = 48,761.82 × 19,420
  4. Step 4: Simplify right side
    35,334.04x = 946,954,544.40
  5. Step 5: Solve for x
    x = 946,954,544.40/35,334.04
  6. Step 6: Final answer
    x = 26,800.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.