Home / 25,531.62-38,297.42-7,762.42

Finding the Fourth Proportional to 25,531.62, 38,297.42 and 7,762.42

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Solution

The fourth proportional to 25,531.62, 38,297.42 and 7,762.42 is: 11,643.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,531.62 : 38,297.42 = 7,762.42 : x
  2. Step 2: Convert to fraction form
    25,531.62/38,297.42 = 7,762.42/x
  3. Step 3: Cross multiply
    25,531.62x = 38,297.42 × 7,762.42
  4. Step 4: Simplify right side
    25,531.62x = 297,280,525.37
  5. Step 5: Solve for x
    x = 297,280,525.37/25,531.62
  6. Step 6: Final answer
    x = 11,643.62

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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.