Home / 15,766.72-23,651.75-6,405.33

Finding the Fourth Proportional to 15,766.72, 23,651.75 and 6,405.33

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Solution

The fourth proportional to 15,766.72, 23,651.75 and 6,405.33 is: 9,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.72 : 23,651.75 = 6,405.33 : x
  2. Step 2: Convert to fraction form
    15,766.72/23,651.75 = 6,405.33/x
  3. Step 3: Cross multiply
    15,766.72x = 23,651.75 × 6,405.33
  4. Step 4: Simplify right side
    15,766.72x = 151,497,263.83
  5. Step 5: Solve for x
    x = 151,497,263.83/15,766.72
  6. Step 6: Final answer
    x = 9,608.67

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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.