Home / 34,619.56-47,774.91-18,703.96

Finding the Fourth Proportional to 34,619.56, 47,774.91 and 18,703.96

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Solution

The fourth proportional to 34,619.56, 47,774.91 and 18,703.96 is: 25,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,619.56 : 47,774.91 = 18,703.96 : x
  2. Step 2: Convert to fraction form
    34,619.56/47,774.91 = 18,703.96/x
  3. Step 3: Cross multiply
    34,619.56x = 47,774.91 × 18,703.96
  4. Step 4: Simplify right side
    34,619.56x = 893,580,005.64
  5. Step 5: Solve for x
    x = 893,580,005.64/34,619.56
  6. Step 6: Final answer
    x = 25,811.42

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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.