Home / 23,185.78-34,782.29-7,394.35

Finding the Fourth Proportional to 23,185.78, 34,782.29 and 7,394.35

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Solution

The fourth proportional to 23,185.78, 34,782.29 and 7,394.35 is: 11,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.78 : 34,782.29 = 7,394.35 : x
  2. Step 2: Convert to fraction form
    23,185.78/34,782.29 = 7,394.35/x
  3. Step 3: Cross multiply
    23,185.78x = 34,782.29 × 7,394.35
  4. Step 4: Simplify right side
    23,185.78x = 257,192,215.18
  5. Step 5: Solve for x
    x = 257,192,215.18/23,185.78
  6. Step 6: Final answer
    x = 11,092.67

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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.