Home / 52,786.63-72,845.56-28,914.16

Finding the Fourth Proportional to 52,786.63, 72,845.56 and 28,914.16

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Solution

The fourth proportional to 52,786.63, 72,845.56 and 28,914.16 is: 39,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,786.63 : 72,845.56 = 28,914.16 : x
  2. Step 2: Convert to fraction form
    52,786.63/72,845.56 = 28,914.16/x
  3. Step 3: Cross multiply
    52,786.63x = 72,845.56 × 28,914.16
  4. Step 4: Simplify right side
    52,786.63x = 2,106,268,177.13
  5. Step 5: Solve for x
    x = 2,106,268,177.13/52,786.63
  6. Step 6: Final answer
    x = 39,901.55

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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.