Home / 45,783.18-63,173.48-25,640.92

Finding the Fourth Proportional to 45,783.18, 63,173.48 and 25,640.92

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Solution

The fourth proportional to 45,783.18, 63,173.48 and 25,640.92 is: 35,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,783.18 : 63,173.48 = 25,640.92 : x
  2. Step 2: Convert to fraction form
    45,783.18/63,173.48 = 25,640.92/x
  3. Step 3: Cross multiply
    45,783.18x = 63,173.48 × 25,640.92
  4. Step 4: Simplify right side
    45,783.18x = 1,619,826,146.80
  5. Step 5: Solve for x
    x = 1,619,826,146.80/45,783.18
  6. Step 6: Final answer
    x = 35,380.38

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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.