Home / 53,036.30-73,188.69-28,836.50

Finding the Fourth Proportional to 53,036.30, 73,188.69 and 28,836.50

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Solution

The fourth proportional to 53,036.30, 73,188.69 and 28,836.50 is: 39,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,036.30 : 73,188.69 = 28,836.50 : x
  2. Step 2: Convert to fraction form
    53,036.30/73,188.69 = 28,836.50/x
  3. Step 3: Cross multiply
    53,036.30x = 73,188.69 × 28,836.50
  4. Step 4: Simplify right side
    53,036.30x = 2,110,505,659.19
  5. Step 5: Solve for x
    x = 2,110,505,659.19/53,036.30
  6. Step 6: Final answer
    x = 39,793.61

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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.