Home / 25,520.44-38,280.72-7,751.26

Finding the Fourth Proportional to 25,520.44, 38,280.72 and 7,751.26

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Solution

The fourth proportional to 25,520.44, 38,280.72 and 7,751.26 is: 11,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.44 : 38,280.72 = 7,751.26 : x
  2. Step 2: Convert to fraction form
    25,520.44/38,280.72 = 7,751.26/x
  3. Step 3: Cross multiply
    25,520.44x = 38,280.72 × 7,751.26
  4. Step 4: Simplify right side
    25,520.44x = 296,723,813.71
  5. Step 5: Solve for x
    x = 296,723,813.71/25,520.44
  6. Step 6: Final answer
    x = 11,626.91

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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.