Home / 47,172.08-65,097.78-25,950.80

Finding the Fourth Proportional to 47,172.08, 65,097.78 and 25,950.80

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Solution

The fourth proportional to 47,172.08, 65,097.78 and 25,950.80 is: 35,812.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,172.08 : 65,097.78 = 25,950.80 : x
  2. Step 2: Convert to fraction form
    47,172.08/65,097.78 = 25,950.80/x
  3. Step 3: Cross multiply
    47,172.08x = 65,097.78 × 25,950.80
  4. Step 4: Simplify right side
    47,172.08x = 1,689,339,469.22
  5. Step 5: Solve for x
    x = 1,689,339,469.22/47,172.08
  6. Step 6: Final answer
    x = 35,812.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.