Home / 45,921.33-68,849.60-17,817.98

Finding the Fourth Proportional to 45,921.33, 68,849.60 and 17,817.98

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Solution

The fourth proportional to 45,921.33, 68,849.60 and 17,817.98 is: 26,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,921.33 : 68,849.60 = 17,817.98 : x
  2. Step 2: Convert to fraction form
    45,921.33/68,849.60 = 17,817.98/x
  3. Step 3: Cross multiply
    45,921.33x = 68,849.60 × 17,817.98
  4. Step 4: Simplify right side
    45,921.33x = 1,226,760,362.47
  5. Step 5: Solve for x
    x = 1,226,760,362.47/45,921.33
  6. Step 6: Final answer
    x = 26,714.39

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1.5x scale

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.