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Finding the Fourth Proportional to 17,294.63, 25,941.95 and 13,351.64

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Solution

The fourth proportional to 17,294.63, 25,941.95 and 13,351.64 is: 20,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294.63 : 25,941.95 = 13,351.64 : x
  2. Step 2: Convert to fraction form
    17,294.63/25,941.95 = 13,351.64/x
  3. Step 3: Cross multiply
    17,294.63x = 25,941.95 × 13,351.64
  4. Step 4: Simplify right side
    17,294.63x = 346,367,557.51
  5. Step 5: Solve for x
    x = 346,367,557.51/17,294.63
  6. Step 6: Final answer
    x = 20,027.47

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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.