Home / 47,646.21-65,697.91-30,395.56

Finding the Fourth Proportional to 47,646.21, 65,697.91 and 30,395.56

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Solution

The fourth proportional to 47,646.21, 65,697.91 and 30,395.56 is: 41,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,646.21 : 65,697.91 = 30,395.56 : x
  2. Step 2: Convert to fraction form
    47,646.21/65,697.91 = 30,395.56/x
  3. Step 3: Cross multiply
    47,646.21x = 65,697.91 × 30,395.56
  4. Step 4: Simplify right side
    47,646.21x = 1,996,924,765.28
  5. Step 5: Solve for x
    x = 1,996,924,765.28/47,646.21
  6. Step 6: Final answer
    x = 41,911.51

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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.