Home / 51,351.33-70,852.68-29,828.28

Finding the Fourth Proportional to 51,351.33, 70,852.68 and 29,828.28

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Solution

The fourth proportional to 51,351.33, 70,852.68 and 29,828.28 is: 41,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351.33 : 70,852.68 = 29,828.28 : x
  2. Step 2: Convert to fraction form
    51,351.33/70,852.68 = 29,828.28/x
  3. Step 3: Cross multiply
    51,351.33x = 70,852.68 × 29,828.28
  4. Step 4: Simplify right side
    51,351.33x = 2,113,413,577.79
  5. Step 5: Solve for x
    x = 2,113,413,577.79/51,351.33
  6. Step 6: Final answer
    x = 41,155.97

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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.