Home / 17,780.56-26,674.62-6,090.64

Finding the Fourth Proportional to 17,780.56, 26,674.62 and 6,090.64

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Solution

The fourth proportional to 17,780.56, 26,674.62 and 6,090.64 is: 9,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.56 : 26,674.62 = 6,090.64 : x
  2. Step 2: Convert to fraction form
    17,780.56/26,674.62 = 6,090.64/x
  3. Step 3: Cross multiply
    17,780.56x = 26,674.62 × 6,090.64
  4. Step 4: Simplify right side
    17,780.56x = 162,465,507.56
  5. Step 5: Solve for x
    x = 162,465,507.56/17,780.56
  6. Step 6: Final answer
    x = 9,137.25

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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.