Home / 38,772.51-58,164.21-19,051.85

Finding the Fourth Proportional to 38,772.51, 58,164.21 and 19,051.85

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Solution

The fourth proportional to 38,772.51, 58,164.21 and 19,051.85 is: 28,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,772.51 : 58,164.21 = 19,051.85 : x
  2. Step 2: Convert to fraction form
    38,772.51/58,164.21 = 19,051.85/x
  3. Step 3: Cross multiply
    38,772.51x = 58,164.21 × 19,051.85
  4. Step 4: Simplify right side
    38,772.51x = 1,108,135,513.47
  5. Step 5: Solve for x
    x = 1,108,135,513.47/38,772.51
  6. Step 6: Final answer
    x = 28,580.44

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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.