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Finding the Fourth Proportional to 17,860.07, 24,667.07 and 12,185.07

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Solution

The fourth proportional to 17,860.07, 24,667.07 and 12,185.07 is: 16,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.07 : 24,667.07 = 12,185.07 : x
  2. Step 2: Convert to fraction form
    17,860.07/24,667.07 = 12,185.07/x
  3. Step 3: Cross multiply
    17,860.07x = 24,667.07 × 12,185.07
  4. Step 4: Simplify right side
    17,860.07x = 300,569,974.64
  5. Step 5: Solve for x
    x = 300,569,974.64/17,860.07
  6. Step 6: Final answer
    x = 16,829.16

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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.