Home / 35,538.75-49,021.61-28,482.03

Finding the Fourth Proportional to 35,538.75, 49,021.61 and 28,482.03

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Solution

The fourth proportional to 35,538.75, 49,021.61 and 28,482.03 is: 39,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,538.75 : 49,021.61 = 28,482.03 : x
  2. Step 2: Convert to fraction form
    35,538.75/49,021.61 = 28,482.03/x
  3. Step 3: Cross multiply
    35,538.75x = 49,021.61 × 28,482.03
  4. Step 4: Simplify right side
    35,538.75x = 1,396,234,824.26
  5. Step 5: Solve for x
    x = 1,396,234,824.26/35,538.75
  6. Step 6: Final answer
    x = 39,287.67

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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.