Home / 30,387.69-41,914.53-26,401.95

Finding the Fourth Proportional to 30,387.69, 41,914.53 and 26,401.95

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Solution

The fourth proportional to 30,387.69, 41,914.53 and 26,401.95 is: 36,416.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,387.69 : 41,914.53 = 26,401.95 : x
  2. Step 2: Convert to fraction form
    30,387.69/41,914.53 = 26,401.95/x
  3. Step 3: Cross multiply
    30,387.69x = 41,914.53 × 26,401.95
  4. Step 4: Simplify right side
    30,387.69x = 1,106,625,325.33
  5. Step 5: Solve for x
    x = 1,106,625,325.33/30,387.69
  6. Step 6: Final answer
    x = 36,416.90

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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.