Home / 36,009.66-49,693.33-19,876.97

Finding the Fourth Proportional to 36,009.66, 49,693.33 and 19,876.97

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Solution

The fourth proportional to 36,009.66, 49,693.33 and 19,876.97 is: 27,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,009.66 : 49,693.33 = 19,876.97 : x
  2. Step 2: Convert to fraction form
    36,009.66/49,693.33 = 19,876.97/x
  3. Step 3: Cross multiply
    36,009.66x = 49,693.33 × 19,876.97
  4. Step 4: Simplify right side
    36,009.66x = 987,752,779.92
  5. Step 5: Solve for x
    x = 987,752,779.92/36,009.66
  6. Step 6: Final answer
    x = 27,430.22

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1.5x scale

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.