Home / 15,619.31-23,429.41-6,131.23

Finding the Fourth Proportional to 15,619.31, 23,429.41 and 6,131.23

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Solution

The fourth proportional to 15,619.31, 23,429.41 and 6,131.23 is: 9,197.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.31 : 23,429.41 = 6,131.23 : x
  2. Step 2: Convert to fraction form
    15,619.31/23,429.41 = 6,131.23/x
  3. Step 3: Cross multiply
    15,619.31x = 23,429.41 × 6,131.23
  4. Step 4: Simplify right side
    15,619.31x = 143,651,012.24
  5. Step 5: Solve for x
    x = 143,651,012.24/15,619.31
  6. Step 6: Final answer
    x = 9,197.02

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1.5x scale

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.