Home / 53,661.42-74,052.21-29,787.48

Finding the Fourth Proportional to 53,661.42, 74,052.21 and 29,787.48

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Solution

The fourth proportional to 53,661.42, 74,052.21 and 29,787.48 is: 41,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,661.42 : 74,052.21 = 29,787.48 : x
  2. Step 2: Convert to fraction form
    53,661.42/74,052.21 = 29,787.48/x
  3. Step 3: Cross multiply
    53,661.42x = 74,052.21 × 29,787.48
  4. Step 4: Simplify right side
    53,661.42x = 2,205,828,724.33
  5. Step 5: Solve for x
    x = 2,205,828,724.33/53,661.42
  6. Step 6: Final answer
    x = 41,106.42

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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.