Home / 25,190.47-37,786.11-7,661.26

Finding the Fourth Proportional to 25,190.47, 37,786.11 and 7,661.26

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Solution

The fourth proportional to 25,190.47, 37,786.11 and 7,661.26 is: 11,492.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.47 : 37,786.11 = 7,661.26 : x
  2. Step 2: Convert to fraction form
    25,190.47/37,786.11 = 7,661.26/x
  3. Step 3: Cross multiply
    25,190.47x = 37,786.11 × 7,661.26
  4. Step 4: Simplify right side
    25,190.47x = 289,489,213.10
  5. Step 5: Solve for x
    x = 289,489,213.10/25,190.47
  6. Step 6: Final answer
    x = 11,492.01

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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.