Home / 34,698.13-47,883.31-18,782.54

Finding the Fourth Proportional to 34,698.13, 47,883.31 and 18,782.54

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Solution

The fourth proportional to 34,698.13, 47,883.31 and 18,782.54 is: 25,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,698.13 : 47,883.31 = 18,782.54 : x
  2. Step 2: Convert to fraction form
    34,698.13/47,883.31 = 18,782.54/x
  3. Step 3: Cross multiply
    34,698.13x = 47,883.31 × 18,782.54
  4. Step 4: Simplify right side
    34,698.13x = 899,370,185.41
  5. Step 5: Solve for x
    x = 899,370,185.41/34,698.13
  6. Step 6: Final answer
    x = 25,919.85

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1.5x scale

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.