Home / 28,035.95-41,993.63-13,222.67

Finding the Fourth Proportional to 28,035.95, 41,993.63 and 13,222.67

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Solution

The fourth proportional to 28,035.95, 41,993.63 and 13,222.67 is: 19,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035.95 : 41,993.63 = 13,222.67 : x
  2. Step 2: Convert to fraction form
    28,035.95/41,993.63 = 13,222.67/x
  3. Step 3: Cross multiply
    28,035.95x = 41,993.63 × 13,222.67
  4. Step 4: Simplify right side
    28,035.95x = 555,267,950.46
  5. Step 5: Solve for x
    x = 555,267,950.46/28,035.95
  6. Step 6: Final answer
    x = 19,805.57

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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.