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Finding the Fourth Proportional to 25,797.51, 38,701.80 and 8,267.22

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Solution

The fourth proportional to 25,797.51, 38,701.80 and 8,267.22 is: 12,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.51 : 38,701.80 = 8,267.22 : x
  2. Step 2: Convert to fraction form
    25,797.51/38,701.80 = 8,267.22/x
  3. Step 3: Cross multiply
    25,797.51x = 38,701.80 × 8,267.22
  4. Step 4: Simplify right side
    25,797.51x = 319,956,295.00
  5. Step 5: Solve for x
    x = 319,956,295.00/25,797.51
  6. Step 6: Final answer
    x = 12,402.60

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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.