Home / 36,047.96-49,743.38-20,130.92

Finding the Fourth Proportional to 36,047.96, 49,743.38 and 20,130.92

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Solution

The fourth proportional to 36,047.96, 49,743.38 and 20,130.92 is: 27,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,047.96 : 49,743.38 = 20,130.92 : x
  2. Step 2: Convert to fraction form
    36,047.96/49,743.38 = 20,130.92/x
  3. Step 3: Cross multiply
    36,047.96x = 49,743.38 × 20,130.92
  4. Step 4: Simplify right side
    36,047.96x = 1,001,380,003.31
  5. Step 5: Solve for x
    x = 1,001,380,003.31/36,047.96
  6. Step 6: Final answer
    x = 27,779.10

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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.