Home / 30,199.55-41,694.53-19,448.46

Finding the Fourth Proportional to 30,199.55, 41,694.53 and 19,448.46

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Solution

The fourth proportional to 30,199.55, 41,694.53 and 19,448.46 is: 26,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.55 : 41,694.53 = 19,448.46 : x
  2. Step 2: Convert to fraction form
    30,199.55/41,694.53 = 19,448.46/x
  3. Step 3: Cross multiply
    30,199.55x = 41,694.53 × 19,448.46
  4. Step 4: Simplify right side
    30,199.55x = 810,894,301.68
  5. Step 5: Solve for x
    x = 810,894,301.68/30,199.55
  6. Step 6: Final answer
    x = 26,851.21

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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.