Home / 30,208.28-41,698.63-25,942.21

Finding the Fourth Proportional to 30,208.28, 41,698.63 and 25,942.21

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Solution

The fourth proportional to 30,208.28, 41,698.63 and 25,942.21 is: 35,809.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.28 : 41,698.63 = 25,942.21 : x
  2. Step 2: Convert to fraction form
    30,208.28/41,698.63 = 25,942.21/x
  3. Step 3: Cross multiply
    30,208.28x = 41,698.63 × 25,942.21
  4. Step 4: Simplify right side
    30,208.28x = 1,081,754,401.67
  5. Step 5: Solve for x
    x = 1,081,754,401.67/30,208.28
  6. Step 6: Final answer
    x = 35,809.87

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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.