Home / 35,990.73-49,673.21-20,895.93

Finding the Fourth Proportional to 35,990.73, 49,673.21 and 20,895.93

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Solution

The fourth proportional to 35,990.73, 49,673.21 and 20,895.93 is: 28,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.73 : 49,673.21 = 20,895.93 : x
  2. Step 2: Convert to fraction form
    35,990.73/49,673.21 = 20,895.93/x
  3. Step 3: Cross multiply
    35,990.73x = 49,673.21 × 20,895.93
  4. Step 4: Simplify right side
    35,990.73x = 1,037,967,814.56
  5. Step 5: Solve for x
    x = 1,037,967,814.56/35,990.73
  6. Step 6: Final answer
    x = 28,839.87

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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.