Home / 25,507.95-38,258.26-6,789.62

Finding the Fourth Proportional to 25,507.95, 38,258.26 and 6,789.62

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Solution

The fourth proportional to 25,507.95, 38,258.26 and 6,789.62 is: 10,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,507.95 : 38,258.26 = 6,789.62 : x
  2. Step 2: Convert to fraction form
    25,507.95/38,258.26 = 6,789.62/x
  3. Step 3: Cross multiply
    25,507.95x = 38,258.26 × 6,789.62
  4. Step 4: Simplify right side
    25,507.95x = 259,759,125.93
  5. Step 5: Solve for x
    x = 259,759,125.93/25,507.95
  6. Step 6: Final answer
    x = 10,183.46

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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.