Home / 14,754.33-20,365.43-9,650.66

Finding the Fourth Proportional to 14,754.33, 20,365.43 and 9,650.66

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Solution

The fourth proportional to 14,754.33, 20,365.43 and 9,650.66 is: 13,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.33 : 20,365.43 = 9,650.66 : x
  2. Step 2: Convert to fraction form
    14,754.33/20,365.43 = 9,650.66/x
  3. Step 3: Cross multiply
    14,754.33x = 20,365.43 × 9,650.66
  4. Step 4: Simplify right side
    14,754.33x = 196,539,690.60
  5. Step 5: Solve for x
    x = 196,539,690.60/14,754.33
  6. Step 6: Final answer
    x = 13,320.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.