Home / 19,713.85-29,570.63-4,922.67

Finding the Fourth Proportional to 19,713.85, 29,570.63 and 4,922.67

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Solution

The fourth proportional to 19,713.85, 29,570.63 and 4,922.67 is: 7,383.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.85 : 29,570.63 = 4,922.67 : x
  2. Step 2: Convert to fraction form
    19,713.85/29,570.63 = 4,922.67/x
  3. Step 3: Cross multiply
    19,713.85x = 29,570.63 × 4,922.67
  4. Step 4: Simplify right side
    19,713.85x = 145,566,428.57
  5. Step 5: Solve for x
    x = 145,566,428.57/19,713.85
  6. Step 6: Final answer
    x = 7,383.97

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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.