Home / 55,539.48-76,619.76-35,385.42

Finding the Fourth Proportional to 55,539.48, 76,619.76 and 35,385.42

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Solution

The fourth proportional to 55,539.48, 76,619.76 and 35,385.42 is: 48,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,539.48 : 76,619.76 = 35,385.42 : x
  2. Step 2: Convert to fraction form
    55,539.48/76,619.76 = 35,385.42/x
  3. Step 3: Cross multiply
    55,539.48x = 76,619.76 × 35,385.42
  4. Step 4: Simplify right side
    55,539.48x = 2,711,222,387.90
  5. Step 5: Solve for x
    x = 2,711,222,387.90/55,539.48
  6. Step 6: Final answer
    x = 48,816.13

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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.