Home / 45,619.20-62,940.72-26,495.28

Finding the Fourth Proportional to 45,619.20, 62,940.72 and 26,495.28

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Solution

The fourth proportional to 45,619.20, 62,940.72 and 26,495.28 is: 36,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,619.20 : 62,940.72 = 26,495.28 : x
  2. Step 2: Convert to fraction form
    45,619.20/62,940.72 = 26,495.28/x
  3. Step 3: Cross multiply
    45,619.20x = 62,940.72 × 26,495.28
  4. Step 4: Simplify right side
    45,619.20x = 1,667,631,999.80
  5. Step 5: Solve for x
    x = 1,667,631,999.80/45,619.20
  6. Step 6: Final answer
    x = 36,555.49

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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.