Home / 19,999.24-27,600.66-11,047.72

Finding the Fourth Proportional to 19,999.24, 27,600.66 and 11,047.72

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Solution

The fourth proportional to 19,999.24, 27,600.66 and 11,047.72 is: 15,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.24 : 27,600.66 = 11,047.72 : x
  2. Step 2: Convert to fraction form
    19,999.24/27,600.66 = 11,047.72/x
  3. Step 3: Cross multiply
    19,999.24x = 27,600.66 × 11,047.72
  4. Step 4: Simplify right side
    19,999.24x = 304,924,363.50
  5. Step 5: Solve for x
    x = 304,924,363.50/19,999.24
  6. Step 6: Final answer
    x = 15,246.80

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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.