Home / 29,648.83-40,936.78-18,333.84

Finding the Fourth Proportional to 29,648.83, 40,936.78 and 18,333.84

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Solution

The fourth proportional to 29,648.83, 40,936.78 and 18,333.84 is: 25,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.83 : 40,936.78 = 18,333.84 : x
  2. Step 2: Convert to fraction form
    29,648.83/40,936.78 = 18,333.84/x
  3. Step 3: Cross multiply
    29,648.83x = 40,936.78 × 18,333.84
  4. Step 4: Simplify right side
    29,648.83x = 750,528,374.64
  5. Step 5: Solve for x
    x = 750,528,374.64/29,648.83
  6. Step 6: Final answer
    x = 25,313.93

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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.