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Finding the Fourth Proportional to 14,367.01, 21,528.48 and 9,669.64

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Solution

The fourth proportional to 14,367.01, 21,528.48 and 9,669.64 is: 14,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.01 : 21,528.48 = 9,669.64 : x
  2. Step 2: Convert to fraction form
    14,367.01/21,528.48 = 9,669.64/x
  3. Step 3: Cross multiply
    14,367.01x = 21,528.48 × 9,669.64
  4. Step 4: Simplify right side
    14,367.01x = 208,172,651.35
  5. Step 5: Solve for x
    x = 208,172,651.35/14,367.01
  6. Step 6: Final answer
    x = 14,489.63

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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.