Home / 12,328.33-17,013.10-6,663.07

Finding the Fourth Proportional to 12,328.33, 17,013.10 and 6,663.07

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Solution

The fourth proportional to 12,328.33, 17,013.10 and 6,663.07 is: 9,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328.33 : 17,013.10 = 6,663.07 : x
  2. Step 2: Convert to fraction form
    12,328.33/17,013.10 = 6,663.07/x
  3. Step 3: Cross multiply
    12,328.33x = 17,013.10 × 6,663.07
  4. Step 4: Simplify right side
    12,328.33x = 113,359,391.15
  5. Step 5: Solve for x
    x = 113,359,391.15/12,328.33
  6. Step 6: Final answer
    x = 9,195.03

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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.