Home / 17,779.56-26,661.96-6,680.52

Finding the Fourth Proportional to 17,779.56, 26,661.96 and 6,680.52

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Solution

The fourth proportional to 17,779.56, 26,661.96 and 6,680.52 is: 10,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.56 : 26,661.96 = 6,680.52 : x
  2. Step 2: Convert to fraction form
    17,779.56/26,661.96 = 6,680.52/x
  3. Step 3: Cross multiply
    17,779.56x = 26,661.96 × 6,680.52
  4. Step 4: Simplify right side
    17,779.56x = 178,115,757.02
  5. Step 5: Solve for x
    x = 178,115,757.02/17,779.56
  6. Step 6: Final answer
    x = 10,018.01

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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.