Home / 25,157.80-37,712.70-9,358.60

Finding the Fourth Proportional to 25,157.80, 37,712.70 and 9,358.60

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Solution

The fourth proportional to 25,157.80, 37,712.70 and 9,358.60 is: 14,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.80 : 37,712.70 = 9,358.60 : x
  2. Step 2: Convert to fraction form
    25,157.80/37,712.70 = 9,358.60/x
  3. Step 3: Cross multiply
    25,157.80x = 37,712.70 × 9,358.60
  4. Step 4: Simplify right side
    25,157.80x = 352,938,074.22
  5. Step 5: Solve for x
    x = 352,938,074.22/25,157.80
  6. Step 6: Final answer
    x = 14,028.97

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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.