Home / 25,648.11-38,474.82-6,928.25

Finding the Fourth Proportional to 25,648.11, 38,474.82 and 6,928.25

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Solution

The fourth proportional to 25,648.11, 38,474.82 and 6,928.25 is: 10,393.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,648.11 : 38,474.82 = 6,928.25 : x
  2. Step 2: Convert to fraction form
    25,648.11/38,474.82 = 6,928.25/x
  3. Step 3: Cross multiply
    25,648.11x = 38,474.82 × 6,928.25
  4. Step 4: Simplify right side
    25,648.11x = 266,562,979.29
  5. Step 5: Solve for x
    x = 266,562,979.29/25,648.11
  6. Step 6: Final answer
    x = 10,393.08

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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.