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Finding the Fourth Proportional to 66,610, 99,915 and 17,362

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Solution

The fourth proportional to 66,610, 99,915 and 17,362 is: 26,043

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,610 : 99,915 = 17,362 : x
  2. Step 2: Convert to fraction form
    66,610/99,915 = 17,362/x
  3. Step 3: Cross multiply
    66,610x = 99,915 × 17,362
  4. Step 4: Simplify right side
    66,610x = 1,734,724,230
  5. Step 5: Solve for x
    x = 1,734,724,230/66,610
  6. Step 6: Final answer
    x = 26,043

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.