Home / 25,765.62-35,548.26-15,698.16

Finding the Fourth Proportional to 25,765.62, 35,548.26 and 15,698.16

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Solution

The fourth proportional to 25,765.62, 35,548.26 and 15,698.16 is: 21,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,765.62 : 35,548.26 = 15,698.16 : x
  2. Step 2: Convert to fraction form
    25,765.62/35,548.26 = 15,698.16/x
  3. Step 3: Cross multiply
    25,765.62x = 35,548.26 × 15,698.16
  4. Step 4: Simplify right side
    25,765.62x = 558,042,273.20
  5. Step 5: Solve for x
    x = 558,042,273.20/25,765.62
  6. Step 6: Final answer
    x = 21,658.41

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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.