Home / 47,676.39-71,486.77-14,386.47

Finding the Fourth Proportional to 47,676.39, 71,486.77 and 14,386.47

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Solution

The fourth proportional to 47,676.39, 71,486.77 and 14,386.47 is: 21,571.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.39 : 71,486.77 = 14,386.47 : x
  2. Step 2: Convert to fraction form
    47,676.39/71,486.77 = 14,386.47/x
  3. Step 3: Cross multiply
    47,676.39x = 71,486.77 × 14,386.47
  4. Step 4: Simplify right side
    47,676.39x = 1,028,441,842.64
  5. Step 5: Solve for x
    x = 1,028,441,842.64/47,676.39
  6. Step 6: Final answer
    x = 21,571.31

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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.