Home / 47,768.44-71,652.57-12,708.10

Finding the Fourth Proportional to 47,768.44, 71,652.57 and 12,708.10

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Solution

The fourth proportional to 47,768.44, 71,652.57 and 12,708.10 is: 19,062.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.44 : 71,652.57 = 12,708.10 : x
  2. Step 2: Convert to fraction form
    47,768.44/71,652.57 = 12,708.10/x
  3. Step 3: Cross multiply
    47,768.44x = 71,652.57 × 12,708.10
  4. Step 4: Simplify right side
    47,768.44x = 910,567,603.01
  5. Step 5: Solve for x
    x = 910,567,603.01/47,768.44
  6. Step 6: Final answer
    x = 19,062.12

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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.