Home / 27,036.23-40,555.97-12,999.11

Finding the Fourth Proportional to 27,036.23, 40,555.97 and 12,999.11

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Solution

The fourth proportional to 27,036.23, 40,555.97 and 12,999.11 is: 19,499.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.23 : 40,555.97 = 12,999.11 : x
  2. Step 2: Convert to fraction form
    27,036.23/40,555.97 = 12,999.11/x
  3. Step 3: Cross multiply
    27,036.23x = 40,555.97 × 12,999.11
  4. Step 4: Simplify right side
    27,036.23x = 527,191,450.19
  5. Step 5: Solve for x
    x = 527,191,450.19/27,036.23
  6. Step 6: Final answer
    x = 19,499.44

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Similar ratio
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1.5x scale

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.