Home / 35,977.60-49,649.64-20,061.52

Finding the Fourth Proportional to 35,977.60, 49,649.64 and 20,061.52

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Solution

The fourth proportional to 35,977.60, 49,649.64 and 20,061.52 is: 27,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977.60 : 49,649.64 = 20,061.52 : x
  2. Step 2: Convert to fraction form
    35,977.60/49,649.64 = 20,061.52/x
  3. Step 3: Cross multiply
    35,977.60x = 49,649.64 × 20,061.52
  4. Step 4: Simplify right side
    35,977.60x = 996,047,245.85
  5. Step 5: Solve for x
    x = 996,047,245.85/35,977.60
  6. Step 6: Final answer
    x = 27,685.21

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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.