Home / 25,674.75-38,518.61-7,206.75

Finding the Fourth Proportional to 25,674.75, 38,518.61 and 7,206.75

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Solution

The fourth proportional to 25,674.75, 38,518.61 and 7,206.75 is: 10,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,674.75 : 38,518.61 = 7,206.75 : x
  2. Step 2: Convert to fraction form
    25,674.75/38,518.61 = 7,206.75/x
  3. Step 3: Cross multiply
    25,674.75x = 38,518.61 × 7,206.75
  4. Step 4: Simplify right side
    25,674.75x = 277,593,956.58
  5. Step 5: Solve for x
    x = 277,593,956.58/25,674.75
  6. Step 6: Final answer
    x = 10,811.94

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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.