Home / 25,189.14-34,760.54-13,858.36

Finding the Fourth Proportional to 25,189.14, 34,760.54 and 13,858.36

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Solution

The fourth proportional to 25,189.14, 34,760.54 and 13,858.36 is: 19,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.14 : 34,760.54 = 13,858.36 : x
  2. Step 2: Convert to fraction form
    25,189.14/34,760.54 = 13,858.36/x
  3. Step 3: Cross multiply
    25,189.14x = 34,760.54 × 13,858.36
  4. Step 4: Simplify right side
    25,189.14x = 481,724,024.86
  5. Step 5: Solve for x
    x = 481,724,024.86/25,189.14
  6. Step 6: Final answer
    x = 19,124.27

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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.