Home / 25,189.05-37,785.69-7,659.03

Finding the Fourth Proportional to 25,189.05, 37,785.69 and 7,659.03

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Solution

The fourth proportional to 25,189.05, 37,785.69 and 7,659.03 is: 11,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.05 : 37,785.69 = 7,659.03 : x
  2. Step 2: Convert to fraction form
    25,189.05/37,785.69 = 7,659.03/x
  3. Step 3: Cross multiply
    25,189.05x = 37,785.69 × 7,659.03
  4. Step 4: Simplify right side
    25,189.05x = 289,401,733.28
  5. Step 5: Solve for x
    x = 289,401,733.28/25,189.05
  6. Step 6: Final answer
    x = 11,489.19

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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.