Home / 47,774.52-71,670.39-19,679.23

Finding the Fourth Proportional to 47,774.52, 71,670.39 and 19,679.23

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Solution

The fourth proportional to 47,774.52, 71,670.39 and 19,679.23 is: 29,522.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,774.52 : 71,670.39 = 19,679.23 : x
  2. Step 2: Convert to fraction form
    47,774.52/71,670.39 = 19,679.23/x
  3. Step 3: Cross multiply
    47,774.52x = 71,670.39 × 19,679.23
  4. Step 4: Simplify right side
    47,774.52x = 1,410,418,089.00
  5. Step 5: Solve for x
    x = 1,410,418,089.00/47,774.52
  6. Step 6: Final answer
    x = 29,522.39

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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.