Home / 16,816.73-23,199.95-9,740.57

Finding the Fourth Proportional to 16,816.73, 23,199.95 and 9,740.57

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Solution

The fourth proportional to 16,816.73, 23,199.95 and 9,740.57 is: 13,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.73 : 23,199.95 = 9,740.57 : x
  2. Step 2: Convert to fraction form
    16,816.73/23,199.95 = 9,740.57/x
  3. Step 3: Cross multiply
    16,816.73x = 23,199.95 × 9,740.57
  4. Step 4: Simplify right side
    16,816.73x = 225,980,645.32
  5. Step 5: Solve for x
    x = 225,980,645.32/16,816.73
  6. Step 6: Final answer
    x = 13,437.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.