Home / 17,665.63-24,361.82-11,605.21

Finding the Fourth Proportional to 17,665.63, 24,361.82 and 11,605.21

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Solution

The fourth proportional to 17,665.63, 24,361.82 and 11,605.21 is: 16,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.63 : 24,361.82 = 11,605.21 : x
  2. Step 2: Convert to fraction form
    17,665.63/24,361.82 = 11,605.21/x
  3. Step 3: Cross multiply
    17,665.63x = 24,361.82 × 11,605.21
  4. Step 4: Simplify right side
    17,665.63x = 282,724,037.08
  5. Step 5: Solve for x
    x = 282,724,037.08/17,665.63
  6. Step 6: Final answer
    x = 16,004.19

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1.5x scale

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.