Home / 36,877.12-55,316.00-11,917.16

Finding the Fourth Proportional to 36,877.12, 55,316.00 and 11,917.16

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Solution

The fourth proportional to 36,877.12, 55,316.00 and 11,917.16 is: 17,875.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.12 : 55,316.00 = 11,917.16 : x
  2. Step 2: Convert to fraction form
    36,877.12/55,316.00 = 11,917.16/x
  3. Step 3: Cross multiply
    36,877.12x = 55,316.00 × 11,917.16
  4. Step 4: Simplify right side
    36,877.12x = 659,209,562.97
  5. Step 5: Solve for x
    x = 659,209,562.97/36,877.12
  6. Step 6: Final answer
    x = 17,875.84

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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.