Home / 40,975.20-61,493.04-17,619.12

Finding the Fourth Proportional to 40,975.20, 61,493.04 and 17,619.12

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Solution

The fourth proportional to 40,975.20, 61,493.04 and 17,619.12 is: 26,441.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975.20 : 61,493.04 = 17,619.12 : x
  2. Step 2: Convert to fraction form
    40,975.20/61,493.04 = 17,619.12/x
  3. Step 3: Cross multiply
    40,975.20x = 61,493.04 × 17,619.12
  4. Step 4: Simplify right side
    40,975.20x = 1,083,453,250.92
  5. Step 5: Solve for x
    x = 1,083,453,250.92/40,975.20
  6. Step 6: Final answer
    x = 26,441.68

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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.