Home / 42,615.48-63,910.26-14,907

Finding the Fourth Proportional to 42,615.48, 63,910.26 and 14,907

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Solution

The fourth proportional to 42,615.48, 63,910.26 and 14,907 is: 22,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,615.48 : 63,910.26 = 14,907 : x
  2. Step 2: Convert to fraction form
    42,615.48/63,910.26 = 14,907/x
  3. Step 3: Cross multiply
    42,615.48x = 63,910.26 × 14,907
  4. Step 4: Simplify right side
    42,615.48x = 952,710,245.82
  5. Step 5: Solve for x
    x = 952,710,245.82/42,615.48
  6. Step 6: Final answer
    x = 22,355.97

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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.