Home / 25,189.05-37,784.93-7,657.55

Finding the Fourth Proportional to 25,189.05, 37,784.93 and 7,657.55

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Solution

The fourth proportional to 25,189.05, 37,784.93 and 7,657.55 is: 11,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.05 : 37,784.93 = 7,657.55 : x
  2. Step 2: Convert to fraction form
    25,189.05/37,784.93 = 7,657.55/x
  3. Step 3: Cross multiply
    25,189.05x = 37,784.93 × 7,657.55
  4. Step 4: Simplify right side
    25,189.05x = 289,339,763.51
  5. Step 5: Solve for x
    x = 289,339,763.51/25,189.05
  6. Step 6: Final answer
    x = 11,486.73

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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.