Home / 47,658.64-65,770.20-26,149.36

Finding the Fourth Proportional to 47,658.64, 65,770.20 and 26,149.36

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Solution

The fourth proportional to 47,658.64, 65,770.20 and 26,149.36 is: 36,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.64 : 65,770.20 = 26,149.36 : x
  2. Step 2: Convert to fraction form
    47,658.64/65,770.20 = 26,149.36/x
  3. Step 3: Cross multiply
    47,658.64x = 65,770.20 × 26,149.36
  4. Step 4: Simplify right side
    47,658.64x = 1,719,848,637.07
  5. Step 5: Solve for x
    x = 1,719,848,637.07/47,658.64
  6. Step 6: Final answer
    x = 36,086.82

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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.