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Finding the Fourth Proportional to 17,259.30, 25,851.01 and 14,263.80

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Solution

The fourth proportional to 17,259.30, 25,851.01 and 14,263.80 is: 21,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259.30 : 25,851.01 = 14,263.80 : x
  2. Step 2: Convert to fraction form
    17,259.30/25,851.01 = 14,263.80/x
  3. Step 3: Cross multiply
    17,259.30x = 25,851.01 × 14,263.80
  4. Step 4: Simplify right side
    17,259.30x = 368,733,636.44
  5. Step 5: Solve for x
    x = 368,733,636.44/17,259.30
  6. Step 6: Final answer
    x = 21,364.34

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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.