Home / 55,566.93-76,684.55-30,416.43

Finding the Fourth Proportional to 55,566.93, 76,684.55 and 30,416.43

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Solution

The fourth proportional to 55,566.93, 76,684.55 and 30,416.43 is: 41,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.93 : 76,684.55 = 30,416.43 : x
  2. Step 2: Convert to fraction form
    55,566.93/76,684.55 = 30,416.43/x
  3. Step 3: Cross multiply
    55,566.93x = 76,684.55 × 30,416.43
  4. Step 4: Simplify right side
    55,566.93x = 2,332,470,095.07
  5. Step 5: Solve for x
    x = 2,332,470,095.07/55,566.93
  6. Step 6: Final answer
    x = 41,975.87

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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.