Home / 35,984.04-49,644.92-20,868.36

Finding the Fourth Proportional to 35,984.04, 49,644.92 and 20,868.36

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Solution

The fourth proportional to 35,984.04, 49,644.92 and 20,868.36 is: 28,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,984.04 : 49,644.92 = 20,868.36 : x
  2. Step 2: Convert to fraction form
    35,984.04/49,644.92 = 20,868.36/x
  3. Step 3: Cross multiply
    35,984.04x = 49,644.92 × 20,868.36
  4. Step 4: Simplify right side
    35,984.04x = 1,036,008,062.73
  5. Step 5: Solve for x
    x = 1,036,008,062.73/35,984.04
  6. Step 6: Final answer
    x = 28,790.77

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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.