Home / 30,213.71-41,699.91-25,169.94

Finding the Fourth Proportional to 30,213.71, 41,699.91 and 25,169.94

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Solution

The fourth proportional to 30,213.71, 41,699.91 and 25,169.94 is: 34,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.71 : 41,699.91 = 25,169.94 : x
  2. Step 2: Convert to fraction form
    30,213.71/41,699.91 = 25,169.94/x
  3. Step 3: Cross multiply
    30,213.71x = 41,699.91 × 25,169.94
  4. Step 4: Simplify right side
    30,213.71x = 1,049,584,232.71
  5. Step 5: Solve for x
    x = 1,049,584,232.71/30,213.71
  6. Step 6: Final answer
    x = 34,738.67

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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.