Home / 25,176.72-34,743.14-13,846.21

Finding the Fourth Proportional to 25,176.72, 34,743.14 and 13,846.21

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Solution

The fourth proportional to 25,176.72, 34,743.14 and 13,846.21 is: 19,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,176.72 : 34,743.14 = 13,846.21 : x
  2. Step 2: Convert to fraction form
    25,176.72/34,743.14 = 13,846.21/x
  3. Step 3: Cross multiply
    25,176.72x = 34,743.14 × 13,846.21
  4. Step 4: Simplify right side
    25,176.72x = 481,060,786.22
  5. Step 5: Solve for x
    x = 481,060,786.22/25,176.72
  6. Step 6: Final answer
    x = 19,107.36

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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.