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Finding the Fourth Proportional to 25,275.21, 34,896 and 22,618

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Solution

The fourth proportional to 25,275.21, 34,896 and 22,618 is: 31,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.21 : 34,896 = 22,618 : x
  2. Step 2: Convert to fraction form
    25,275.21/34,896 = 22,618/x
  3. Step 3: Cross multiply
    25,275.21x = 34,896 × 22,618
  4. Step 4: Simplify right side
    25,275.21x = 789,277,728
  5. Step 5: Solve for x
    x = 789,277,728/25,275.21
  6. Step 6: Final answer
    x = 31,227.35

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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.