Home / 30,401.69-45,571.55-17,226.23

Finding the Fourth Proportional to 30,401.69, 45,571.55 and 17,226.23

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Solution

The fourth proportional to 30,401.69, 45,571.55 and 17,226.23 is: 25,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.69 : 45,571.55 = 17,226.23 : x
  2. Step 2: Convert to fraction form
    30,401.69/45,571.55 = 17,226.23/x
  3. Step 3: Cross multiply
    30,401.69x = 45,571.55 × 17,226.23
  4. Step 4: Simplify right side
    30,401.69x = 785,026,001.76
  5. Step 5: Solve for x
    x = 785,026,001.76/30,401.69
  6. Step 6: Final answer
    x = 25,821.79

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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.