Home / 49,851.36-74,787.84-14,790

Finding the Fourth Proportional to 49,851.36, 74,787.84 and 14,790

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Solution

The fourth proportional to 49,851.36, 74,787.84 and 14,790 is: 22,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,851.36 : 74,787.84 = 14,790 : x
  2. Step 2: Convert to fraction form
    49,851.36/74,787.84 = 14,790/x
  3. Step 3: Cross multiply
    49,851.36x = 74,787.84 × 14,790
  4. Step 4: Simplify right side
    49,851.36x = 1,106,112,153.60
  5. Step 5: Solve for x
    x = 1,106,112,153.60/49,851.36
  6. Step 6: Final answer
    x = 22,188.20

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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.