Home / 25,828.55-38,736.42-7,107.67

Finding the Fourth Proportional to 25,828.55, 38,736.42 and 7,107.67

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Solution

The fourth proportional to 25,828.55, 38,736.42 and 7,107.67 is: 10,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.55 : 38,736.42 = 7,107.67 : x
  2. Step 2: Convert to fraction form
    25,828.55/38,736.42 = 7,107.67/x
  3. Step 3: Cross multiply
    25,828.55x = 38,736.42 × 7,107.67
  4. Step 4: Simplify right side
    25,828.55x = 275,325,690.34
  5. Step 5: Solve for x
    x = 275,325,690.34/25,828.55
  6. Step 6: Final answer
    x = 10,659.74

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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.