Home / 57,669.44-79,571.76-35,020.40

Finding the Fourth Proportional to 57,669.44, 79,571.76 and 35,020.40

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Solution

The fourth proportional to 57,669.44, 79,571.76 and 35,020.40 is: 48,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.44 : 79,571.76 = 35,020.40 : x
  2. Step 2: Convert to fraction form
    57,669.44/79,571.76 = 35,020.40/x
  3. Step 3: Cross multiply
    57,669.44x = 79,571.76 × 35,020.40
  4. Step 4: Simplify right side
    57,669.44x = 2,786,634,863.90
  5. Step 5: Solve for x
    x = 2,786,634,863.90/57,669.44
  6. Step 6: Final answer
    x = 48,320.82

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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.