Home / 17,531.27-26,281.31-6,435.42

Finding the Fourth Proportional to 17,531.27, 26,281.31 and 6,435.42

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Solution

The fourth proportional to 17,531.27, 26,281.31 and 6,435.42 is: 9,647.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,531.27 : 26,281.31 = 6,435.42 : x
  2. Step 2: Convert to fraction form
    17,531.27/26,281.31 = 6,435.42/x
  3. Step 3: Cross multiply
    17,531.27x = 26,281.31 × 6,435.42
  4. Step 4: Simplify right side
    17,531.27x = 169,131,235.82
  5. Step 5: Solve for x
    x = 169,131,235.82/17,531.27
  6. Step 6: Final answer
    x = 9,647.41

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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.