Home / 51,267.38-76,848.35-19,669.02

Finding the Fourth Proportional to 51,267.38, 76,848.35 and 19,669.02

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Solution

The fourth proportional to 51,267.38, 76,848.35 and 19,669.02 is: 29,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,267.38 : 76,848.35 = 19,669.02 : x
  2. Step 2: Convert to fraction form
    51,267.38/76,848.35 = 19,669.02/x
  3. Step 3: Cross multiply
    51,267.38x = 76,848.35 × 19,669.02
  4. Step 4: Simplify right side
    51,267.38x = 1,511,531,782.29
  5. Step 5: Solve for x
    x = 1,511,531,782.29/51,267.38
  6. Step 6: Final answer
    x = 29,483.31

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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.