Home / 45,513.56-68,273.76-14,348

Finding the Fourth Proportional to 45,513.56, 68,273.76 and 14,348

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Solution

The fourth proportional to 45,513.56, 68,273.76 and 14,348 is: 21,523.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,513.56 : 68,273.76 = 14,348 : x
  2. Step 2: Convert to fraction form
    45,513.56/68,273.76 = 14,348/x
  3. Step 3: Cross multiply
    45,513.56x = 68,273.76 × 14,348
  4. Step 4: Simplify right side
    45,513.56x = 979,591,908.48
  5. Step 5: Solve for x
    x = 979,591,908.48/45,513.56
  6. Step 6: Final answer
    x = 21,523.08

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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.