Home / 12,021.13-16,588.92-7,306.93

Finding the Fourth Proportional to 12,021.13, 16,588.92 and 7,306.93

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Solution

The fourth proportional to 12,021.13, 16,588.92 and 7,306.93 is: 10,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021.13 : 16,588.92 = 7,306.93 : x
  2. Step 2: Convert to fraction form
    12,021.13/16,588.92 = 7,306.93/x
  3. Step 3: Cross multiply
    12,021.13x = 16,588.92 × 7,306.93
  4. Step 4: Simplify right side
    12,021.13x = 121,214,084.25
  5. Step 5: Solve for x
    x = 121,214,084.25/12,021.13
  6. Step 6: Final answer
    x = 10,083.42

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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.