Home / 29,071.72-40,108.66-19,005.96

Finding the Fourth Proportional to 29,071.72, 40,108.66 and 19,005.96

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Solution

The fourth proportional to 29,071.72, 40,108.66 and 19,005.96 is: 26,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071.72 : 40,108.66 = 19,005.96 : x
  2. Step 2: Convert to fraction form
    29,071.72/40,108.66 = 19,005.96/x
  3. Step 3: Cross multiply
    29,071.72x = 40,108.66 × 19,005.96
  4. Step 4: Simplify right side
    29,071.72x = 762,303,587.61
  5. Step 5: Solve for x
    x = 762,303,587.61/29,071.72
  6. Step 6: Final answer
    x = 26,221.48

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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.