Home / 53,905.29-80,852.87-25,435.61

Finding the Fourth Proportional to 53,905.29, 80,852.87 and 25,435.61

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Solution

The fourth proportional to 53,905.29, 80,852.87 and 25,435.61 is: 38,151.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,905.29 : 80,852.87 = 25,435.61 : x
  2. Step 2: Convert to fraction form
    53,905.29/80,852.87 = 25,435.61/x
  3. Step 3: Cross multiply
    53,905.29x = 80,852.87 × 25,435.61
  4. Step 4: Simplify right side
    53,905.29x = 2,056,541,888.15
  5. Step 5: Solve for x
    x = 2,056,541,888.15/53,905.29
  6. Step 6: Final answer
    x = 38,151.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.