Home / 47,654.88-65,764.05-26,434.50

Finding the Fourth Proportional to 47,654.88, 65,764.05 and 26,434.50

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Solution

The fourth proportional to 47,654.88, 65,764.05 and 26,434.50 is: 36,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,654.88 : 65,764.05 = 26,434.50 : x
  2. Step 2: Convert to fraction form
    47,654.88/65,764.05 = 26,434.50/x
  3. Step 3: Cross multiply
    47,654.88x = 65,764.05 × 26,434.50
  4. Step 4: Simplify right side
    47,654.88x = 1,738,439,779.73
  5. Step 5: Solve for x
    x = 1,738,439,779.73/47,654.88
  6. Step 6: Final answer
    x = 36,479.79

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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.