Home / 15,474.09-23,212.95-8,900.34

Finding the Fourth Proportional to 15,474.09, 23,212.95 and 8,900.34

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Solution

The fourth proportional to 15,474.09, 23,212.95 and 8,900.34 is: 13,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.09 : 23,212.95 = 8,900.34 : x
  2. Step 2: Convert to fraction form
    15,474.09/23,212.95 = 8,900.34/x
  3. Step 3: Cross multiply
    15,474.09x = 23,212.95 × 8,900.34
  4. Step 4: Simplify right side
    15,474.09x = 206,603,147.40
  5. Step 5: Solve for x
    x = 206,603,147.40/15,474.09
  6. Step 6: Final answer
    x = 13,351.55

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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.