Home / 30,227.07-41,718.29-16,802.67

Finding the Fourth Proportional to 30,227.07, 41,718.29 and 16,802.67

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Solution

The fourth proportional to 30,227.07, 41,718.29 and 16,802.67 is: 23,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.07 : 41,718.29 = 16,802.67 : x
  2. Step 2: Convert to fraction form
    30,227.07/41,718.29 = 16,802.67/x
  3. Step 3: Cross multiply
    30,227.07x = 41,718.29 × 16,802.67
  4. Step 4: Simplify right side
    30,227.07x = 700,978,575.82
  5. Step 5: Solve for x
    x = 700,978,575.82/30,227.07
  6. Step 6: Final answer
    x = 23,190.42

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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.