Home / 17,720.84-26,586.10-5,241.48

Finding the Fourth Proportional to 17,720.84, 26,586.10 and 5,241.48

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Solution

The fourth proportional to 17,720.84, 26,586.10 and 5,241.48 is: 7,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.84 : 26,586.10 = 5,241.48 : x
  2. Step 2: Convert to fraction form
    17,720.84/26,586.10 = 5,241.48/x
  3. Step 3: Cross multiply
    17,720.84x = 26,586.10 × 5,241.48
  4. Step 4: Simplify right side
    17,720.84x = 139,350,511.43
  5. Step 5: Solve for x
    x = 139,350,511.43/17,720.84
  6. Step 6: Final answer
    x = 7,863.65

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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.