Home / 55,566.45-76,680.93-31,693.53

Finding the Fourth Proportional to 55,566.45, 76,680.93 and 31,693.53

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Solution

The fourth proportional to 55,566.45, 76,680.93 and 31,693.53 is: 43,736.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.45 : 76,680.93 = 31,693.53 : x
  2. Step 2: Convert to fraction form
    55,566.45/76,680.93 = 31,693.53/x
  3. Step 3: Cross multiply
    55,566.45x = 76,680.93 × 31,693.53
  4. Step 4: Simplify right side
    55,566.45x = 2,430,289,355.38
  5. Step 5: Solve for x
    x = 2,430,289,355.38/55,566.45
  6. Step 6: Final answer
    x = 43,736.63

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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.