Home / 25,322.88-37,984.40-7,792.60

Finding the Fourth Proportional to 25,322.88, 37,984.40 and 7,792.60

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Solution

The fourth proportional to 25,322.88, 37,984.40 and 7,792.60 is: 11,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,322.88 : 37,984.40 = 7,792.60 : x
  2. Step 2: Convert to fraction form
    25,322.88/37,984.40 = 7,792.60/x
  3. Step 3: Cross multiply
    25,322.88x = 37,984.40 × 7,792.60
  4. Step 4: Simplify right side
    25,322.88x = 295,997,235.44
  5. Step 5: Solve for x
    x = 295,997,235.44/25,322.88
  6. Step 6: Final answer
    x = 11,688.92

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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.