Home / 39,819.88-59,755.74-17,647.72

Finding the Fourth Proportional to 39,819.88, 59,755.74 and 17,647.72

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Solution

The fourth proportional to 39,819.88, 59,755.74 and 17,647.72 is: 26,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,819.88 : 59,755.74 = 17,647.72 : x
  2. Step 2: Convert to fraction form
    39,819.88/59,755.74 = 17,647.72/x
  3. Step 3: Cross multiply
    39,819.88x = 59,755.74 × 17,647.72
  4. Step 4: Simplify right side
    39,819.88x = 1,054,552,567.91
  5. Step 5: Solve for x
    x = 1,054,552,567.91/39,819.88
  6. Step 6: Final answer
    x = 26,483.07

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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.