Home / 17,556.67-26,332.41-6,460.78

Finding the Fourth Proportional to 17,556.67, 26,332.41 and 6,460.78

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Solution

The fourth proportional to 17,556.67, 26,332.41 and 6,460.78 is: 9,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,556.67 : 26,332.41 = 6,460.78 : x
  2. Step 2: Convert to fraction form
    17,556.67/26,332.41 = 6,460.78/x
  3. Step 3: Cross multiply
    17,556.67x = 26,332.41 × 6,460.78
  4. Step 4: Simplify right side
    17,556.67x = 170,127,907.88
  5. Step 5: Solve for x
    x = 170,127,907.88/17,556.67
  6. Step 6: Final answer
    x = 9,690.22

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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.