Home / 11,999.06-16,554.30-7,523

Finding the Fourth Proportional to 11,999.06, 16,554.30 and 7,523

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Solution

The fourth proportional to 11,999.06, 16,554.30 and 7,523 is: 10,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.06 : 16,554.30 = 7,523 : x
  2. Step 2: Convert to fraction form
    11,999.06/16,554.30 = 7,523/x
  3. Step 3: Cross multiply
    11,999.06x = 16,554.30 × 7,523
  4. Step 4: Simplify right side
    11,999.06x = 124,537,998.90
  5. Step 5: Solve for x
    x = 124,537,998.90/11,999.06
  6. Step 6: Final answer
    x = 10,378.98

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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.