Home / 25,551.12-38,328.59-6,830.73

Finding the Fourth Proportional to 25,551.12, 38,328.59 and 6,830.73

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Solution

The fourth proportional to 25,551.12, 38,328.59 and 6,830.73 is: 10,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.12 : 38,328.59 = 6,830.73 : x
  2. Step 2: Convert to fraction form
    25,551.12/38,328.59 = 6,830.73/x
  3. Step 3: Cross multiply
    25,551.12x = 38,328.59 × 6,830.73
  4. Step 4: Simplify right side
    25,551.12x = 261,812,249.57
  5. Step 5: Solve for x
    x = 261,812,249.57/25,551.12
  6. Step 6: Final answer
    x = 10,246.61

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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.