Home / 46,768.78-70,153.31-11,708.40

Finding the Fourth Proportional to 46,768.78, 70,153.31 and 11,708.40

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Solution

The fourth proportional to 46,768.78, 70,153.31 and 11,708.40 is: 17,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,768.78 : 70,153.31 = 11,708.40 : x
  2. Step 2: Convert to fraction form
    46,768.78/70,153.31 = 11,708.40/x
  3. Step 3: Cross multiply
    46,768.78x = 70,153.31 × 11,708.40
  4. Step 4: Simplify right side
    46,768.78x = 821,383,014.80
  5. Step 5: Solve for x
    x = 821,383,014.80/46,768.78
  6. Step 6: Final answer
    x = 17,562.64

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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.