Home / 17,969.54-26,962.67-6,872.57

Finding the Fourth Proportional to 17,969.54, 26,962.67 and 6,872.57

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Solution

The fourth proportional to 17,969.54, 26,962.67 and 6,872.57 is: 10,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.54 : 26,962.67 = 6,872.57 : x
  2. Step 2: Convert to fraction form
    17,969.54/26,962.67 = 6,872.57/x
  3. Step 3: Cross multiply
    17,969.54x = 26,962.67 × 6,872.57
  4. Step 4: Simplify right side
    17,969.54x = 185,302,667.79
  5. Step 5: Solve for x
    x = 185,302,667.79/17,969.54
  6. Step 6: Final answer
    x = 10,312.05

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Why These Related Problems?

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