Home / 19,741.65-27,234.72-11,779.24

Finding the Fourth Proportional to 19,741.65, 27,234.72 and 11,779.24

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Solution

The fourth proportional to 19,741.65, 27,234.72 and 11,779.24 is: 16,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.65 : 27,234.72 = 11,779.24 : x
  2. Step 2: Convert to fraction form
    19,741.65/27,234.72 = 11,779.24/x
  3. Step 3: Cross multiply
    19,741.65x = 27,234.72 × 11,779.24
  4. Step 4: Simplify right side
    19,741.65x = 320,804,303.21
  5. Step 5: Solve for x
    x = 320,804,303.21/19,741.65
  6. Step 6: Final answer
    x = 16,250.13

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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.