Home / 17,577.54-26,357.79-6,489.45

Finding the Fourth Proportional to 17,577.54, 26,357.79 and 6,489.45

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Solution

The fourth proportional to 17,577.54, 26,357.79 and 6,489.45 is: 9,731.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,577.54 : 26,357.79 = 6,489.45 : x
  2. Step 2: Convert to fraction form
    17,577.54/26,357.79 = 6,489.45/x
  3. Step 3: Cross multiply
    17,577.54x = 26,357.79 × 6,489.45
  4. Step 4: Simplify right side
    17,577.54x = 171,047,560.32
  5. Step 5: Solve for x
    x = 171,047,560.32/17,577.54
  6. Step 6: Final answer
    x = 9,731.03

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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.