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Finding the Fourth Proportional to 14,863.44, 20,525.43 and 9,567.46

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Solution

The fourth proportional to 14,863.44, 20,525.43 and 9,567.46 is: 13,212.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863.44 : 20,525.43 = 9,567.46 : x
  2. Step 2: Convert to fraction form
    14,863.44/20,525.43 = 9,567.46/x
  3. Step 3: Cross multiply
    14,863.44x = 20,525.43 × 9,567.46
  4. Step 4: Simplify right side
    14,863.44x = 196,376,230.51
  5. Step 5: Solve for x
    x = 196,376,230.51/14,863.44
  6. Step 6: Final answer
    x = 13,212.03

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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.