Home / 45,976.30-63,440.78-25,832.20

Finding the Fourth Proportional to 45,976.30, 63,440.78 and 25,832.20

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Solution

The fourth proportional to 45,976.30, 63,440.78 and 25,832.20 is: 35,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.30 : 63,440.78 = 25,832.20 : x
  2. Step 2: Convert to fraction form
    45,976.30/63,440.78 = 25,832.20/x
  3. Step 3: Cross multiply
    45,976.30x = 63,440.78 × 25,832.20
  4. Step 4: Simplify right side
    45,976.30x = 1,638,814,917.12
  5. Step 5: Solve for x
    x = 1,638,814,917.12/45,976.30
  6. Step 6: Final answer
    x = 35,644.78

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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.