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Finding the Fourth Proportional to 25,393.75, 35,043.48 and 14,063.00

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Solution

The fourth proportional to 25,393.75, 35,043.48 and 14,063.00 is: 19,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.75 : 35,043.48 = 14,063.00 : x
  2. Step 2: Convert to fraction form
    25,393.75/35,043.48 = 14,063.00/x
  3. Step 3: Cross multiply
    25,393.75x = 35,043.48 × 14,063.00
  4. Step 4: Simplify right side
    25,393.75x = 492,816,284.02
  5. Step 5: Solve for x
    x = 492,816,284.02/25,393.75
  6. Step 6: Final answer
    x = 19,406.99

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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.