Home / 17,720.84-26,580.30-4,573.88

Finding the Fourth Proportional to 17,720.84, 26,580.30 and 4,573.88

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Solution

The fourth proportional to 17,720.84, 26,580.30 and 4,573.88 is: 6,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.84 : 26,580.30 = 4,573.88 : x
  2. Step 2: Convert to fraction form
    17,720.84/26,580.30 = 4,573.88/x
  3. Step 3: Cross multiply
    17,720.84x = 26,580.30 × 4,573.88
  4. Step 4: Simplify right side
    17,720.84x = 121,575,102.56
  5. Step 5: Solve for x
    x = 121,575,102.56/17,720.84
  6. Step 6: Final answer
    x = 6,860.57

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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.