Home / 23,830.77-35,709.71-12,739.04

Finding the Fourth Proportional to 23,830.77, 35,709.71 and 12,739.04

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Solution

The fourth proportional to 23,830.77, 35,709.71 and 12,739.04 is: 19,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,830.77 : 35,709.71 = 12,739.04 : x
  2. Step 2: Convert to fraction form
    23,830.77/35,709.71 = 12,739.04/x
  3. Step 3: Cross multiply
    23,830.77x = 35,709.71 × 12,739.04
  4. Step 4: Simplify right side
    23,830.77x = 454,907,181.83
  5. Step 5: Solve for x
    x = 454,907,181.83/23,830.77
  6. Step 6: Final answer
    x = 19,089.07

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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.