Home / 11,639.12-17,327.04-11,569.94

Finding the Fourth Proportional to 11,639.12, 17,327.04 and 11,569.94

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Solution

The fourth proportional to 11,639.12, 17,327.04 and 11,569.94 is: 17,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.12 : 17,327.04 = 11,569.94 : x
  2. Step 2: Convert to fraction form
    11,639.12/17,327.04 = 11,569.94/x
  3. Step 3: Cross multiply
    11,639.12x = 17,327.04 × 11,569.94
  4. Step 4: Simplify right side
    11,639.12x = 200,472,813.18
  5. Step 5: Solve for x
    x = 200,472,813.18/11,639.12
  6. Step 6: Final answer
    x = 17,224.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.