Home / 38,764.26-58,146.62-13,805.28

Finding the Fourth Proportional to 38,764.26, 58,146.62 and 13,805.28

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Solution

The fourth proportional to 38,764.26, 58,146.62 and 13,805.28 is: 20,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,764.26 : 58,146.62 = 13,805.28 : x
  2. Step 2: Convert to fraction form
    38,764.26/58,146.62 = 13,805.28/x
  3. Step 3: Cross multiply
    38,764.26x = 58,146.62 × 13,805.28
  4. Step 4: Simplify right side
    38,764.26x = 802,730,370.15
  5. Step 5: Solve for x
    x = 802,730,370.15/38,764.26
  6. Step 6: Final answer
    x = 20,708.00

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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.