Home / 47,591.56-65,646.54-30,617.89

Finding the Fourth Proportional to 47,591.56, 65,646.54 and 30,617.89

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Solution

The fourth proportional to 47,591.56, 65,646.54 and 30,617.89 is: 42,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591.56 : 65,646.54 = 30,617.89 : x
  2. Step 2: Convert to fraction form
    47,591.56/65,646.54 = 30,617.89/x
  3. Step 3: Cross multiply
    47,591.56x = 65,646.54 × 30,617.89
  4. Step 4: Simplify right side
    47,591.56x = 2,009,958,540.60
  5. Step 5: Solve for x
    x = 2,009,958,540.60/47,591.56
  6. Step 6: Final answer
    x = 42,233.51

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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.