Home / 47,579.13-71,349.26-16,407.09

Finding the Fourth Proportional to 47,579.13, 71,349.26 and 16,407.09

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Solution

The fourth proportional to 47,579.13, 71,349.26 and 16,407.09 is: 24,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579.13 : 71,349.26 = 16,407.09 : x
  2. Step 2: Convert to fraction form
    47,579.13/71,349.26 = 16,407.09/x
  3. Step 3: Cross multiply
    47,579.13x = 71,349.26 × 16,407.09
  4. Step 4: Simplify right side
    47,579.13x = 1,170,633,648.22
  5. Step 5: Solve for x
    x = 1,170,633,648.22/47,579.13
  6. Step 6: Final answer
    x = 24,603.93

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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.