Home / 25,515.22-38,273.55-7,047.22

Finding the Fourth Proportional to 25,515.22, 38,273.55 and 7,047.22

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Solution

The fourth proportional to 25,515.22, 38,273.55 and 7,047.22 is: 10,571.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.22 : 38,273.55 = 7,047.22 : x
  2. Step 2: Convert to fraction form
    25,515.22/38,273.55 = 7,047.22/x
  3. Step 3: Cross multiply
    25,515.22x = 38,273.55 × 7,047.22
  4. Step 4: Simplify right side
    25,515.22x = 269,722,127.03
  5. Step 5: Solve for x
    x = 269,722,127.03/25,515.22
  6. Step 6: Final answer
    x = 10,571.03

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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.