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Finding the Fourth Proportional to 17,648.74, 26,597.06 and 15,895.94

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Solution

The fourth proportional to 17,648.74, 26,597.06 and 15,895.94 is: 23,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,648.74 : 26,597.06 = 15,895.94 : x
  2. Step 2: Convert to fraction form
    17,648.74/26,597.06 = 15,895.94/x
  3. Step 3: Cross multiply
    17,648.74x = 26,597.06 × 15,895.94
  4. Step 4: Simplify right side
    17,648.74x = 422,785,269.94
  5. Step 5: Solve for x
    x = 422,785,269.94/17,648.74
  6. Step 6: Final answer
    x = 23,955.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.