Home / 35,998.99-49,678.47-20,083.91

Finding the Fourth Proportional to 35,998.99, 49,678.47 and 20,083.91

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Solution

The fourth proportional to 35,998.99, 49,678.47 and 20,083.91 is: 27,715.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,998.99 : 49,678.47 = 20,083.91 : x
  2. Step 2: Convert to fraction form
    35,998.99/49,678.47 = 20,083.91/x
  3. Step 3: Cross multiply
    35,998.99x = 49,678.47 × 20,083.91
  4. Step 4: Simplify right side
    35,998.99x = 997,737,672.03
  5. Step 5: Solve for x
    x = 997,737,672.03/35,998.99
  6. Step 6: Final answer
    x = 27,715.71

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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.