Home / 52,790.20-72,790.68-33,644.36

Finding the Fourth Proportional to 52,790.20, 72,790.68 and 33,644.36

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Solution

The fourth proportional to 52,790.20, 72,790.68 and 33,644.36 is: 46,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,790.20 : 72,790.68 = 33,644.36 : x
  2. Step 2: Convert to fraction form
    52,790.20/72,790.68 = 33,644.36/x
  3. Step 3: Cross multiply
    52,790.20x = 72,790.68 × 33,644.36
  4. Step 4: Simplify right side
    52,790.20x = 2,448,996,150.71
  5. Step 5: Solve for x
    x = 2,448,996,150.71/52,790.20
  6. Step 6: Final answer
    x = 46,391.12

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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.