Home / 51,614.52-77,421.60-14,174.62

Finding the Fourth Proportional to 51,614.52, 77,421.60 and 14,174.62

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Solution

The fourth proportional to 51,614.52, 77,421.60 and 14,174.62 is: 21,261.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,614.52 : 77,421.60 = 14,174.62 : x
  2. Step 2: Convert to fraction form
    51,614.52/77,421.60 = 14,174.62/x
  3. Step 3: Cross multiply
    51,614.52x = 77,421.60 × 14,174.62
  4. Step 4: Simplify right side
    51,614.52x = 1,097,421,759.79
  5. Step 5: Solve for x
    x = 1,097,421,759.79/51,614.52
  6. Step 6: Final answer
    x = 21,261.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.