Home / 47,658.90-65,771.43-26,438.19

Finding the Fourth Proportional to 47,658.90, 65,771.43 and 26,438.19

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Solution

The fourth proportional to 47,658.90, 65,771.43 and 26,438.19 is: 36,485.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.90 : 65,771.43 = 26,438.19 : x
  2. Step 2: Convert to fraction form
    47,658.90/65,771.43 = 26,438.19/x
  3. Step 3: Cross multiply
    47,658.90x = 65,771.43 × 26,438.19
  4. Step 4: Simplify right side
    47,658.90x = 1,738,877,562.91
  5. Step 5: Solve for x
    x = 1,738,877,562.91/47,658.90
  6. Step 6: Final answer
    x = 36,485.89

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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.