Home / 13,458.06-20,161.98-9,751.23

Finding the Fourth Proportional to 13,458.06, 20,161.98 and 9,751.23

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Solution

The fourth proportional to 13,458.06, 20,161.98 and 9,751.23 is: 14,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458.06 : 20,161.98 = 9,751.23 : x
  2. Step 2: Convert to fraction form
    13,458.06/20,161.98 = 9,751.23/x
  3. Step 3: Cross multiply
    13,458.06x = 20,161.98 × 9,751.23
  4. Step 4: Simplify right side
    13,458.06x = 196,604,104.24
  5. Step 5: Solve for x
    x = 196,604,104.24/13,458.06
  6. Step 6: Final answer
    x = 14,608.65

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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.