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Finding the Fourth Proportional to 47,765.77, 65,926.49 and 32,700.07

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Solution

The fourth proportional to 47,765.77, 65,926.49 and 32,700.07 is: 45,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,765.77 : 65,926.49 = 32,700.07 : x
  2. Step 2: Convert to fraction form
    47,765.77/65,926.49 = 32,700.07/x
  3. Step 3: Cross multiply
    47,765.77x = 65,926.49 × 32,700.07
  4. Step 4: Simplify right side
    47,765.77x = 2,155,800,837.85
  5. Step 5: Solve for x
    x = 2,155,800,837.85/47,765.77
  6. Step 6: Final answer
    x = 45,132.76

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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.