Home / 47,647.11-65,755.08-28,523.19

Finding the Fourth Proportional to 47,647.11, 65,755.08 and 28,523.19

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Solution

The fourth proportional to 47,647.11, 65,755.08 and 28,523.19 is: 39,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,647.11 : 65,755.08 = 28,523.19 : x
  2. Step 2: Convert to fraction form
    47,647.11/65,755.08 = 28,523.19/x
  3. Step 3: Cross multiply
    47,647.11x = 65,755.08 × 28,523.19
  4. Step 4: Simplify right side
    47,647.11x = 1,875,545,049.85
  5. Step 5: Solve for x
    x = 1,875,545,049.85/47,647.11
  6. Step 6: Final answer
    x = 39,363.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.