Home / 19,182.24-28,662.17-15,012.36

Finding the Fourth Proportional to 19,182.24, 28,662.17 and 15,012.36

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Solution

The fourth proportional to 19,182.24, 28,662.17 and 15,012.36 is: 22,431.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.24 : 28,662.17 = 15,012.36 : x
  2. Step 2: Convert to fraction form
    19,182.24/28,662.17 = 15,012.36/x
  3. Step 3: Cross multiply
    19,182.24x = 28,662.17 × 15,012.36
  4. Step 4: Simplify right side
    19,182.24x = 430,286,739.36
  5. Step 5: Solve for x
    x = 430,286,739.36/19,182.24
  6. Step 6: Final answer
    x = 22,431.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.