Home / 45,805.90-63,213.96-25,662.95

Finding the Fourth Proportional to 45,805.90, 63,213.96 and 25,662.95

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Solution

The fourth proportional to 45,805.90, 63,213.96 and 25,662.95 is: 35,415.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,805.90 : 63,213.96 = 25,662.95 : x
  2. Step 2: Convert to fraction form
    45,805.90/63,213.96 = 25,662.95/x
  3. Step 3: Cross multiply
    45,805.90x = 63,213.96 × 25,662.95
  4. Step 4: Simplify right side
    45,805.90x = 1,622,256,694.78
  5. Step 5: Solve for x
    x = 1,622,256,694.78/45,805.90
  6. Step 6: Final answer
    x = 35,415.89

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1.5x scale

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.