Home / 15,766.26-23,647.95-9,188.34

Finding the Fourth Proportional to 15,766.26, 23,647.95 and 9,188.34

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Solution

The fourth proportional to 15,766.26, 23,647.95 and 9,188.34 is: 13,781.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.26 : 23,647.95 = 9,188.34 : x
  2. Step 2: Convert to fraction form
    15,766.26/23,647.95 = 9,188.34/x
  3. Step 3: Cross multiply
    15,766.26x = 23,647.95 × 9,188.34
  4. Step 4: Simplify right side
    15,766.26x = 217,285,404.90
  5. Step 5: Solve for x
    x = 217,285,404.90/15,766.26
  6. Step 6: Final answer
    x = 13,781.67

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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.