Home / 55,367.24-76,403.94-30,211.88

Finding the Fourth Proportional to 55,367.24, 76,403.94 and 30,211.88

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Solution

The fourth proportional to 55,367.24, 76,403.94 and 30,211.88 is: 41,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367.24 : 76,403.94 = 30,211.88 : x
  2. Step 2: Convert to fraction form
    55,367.24/76,403.94 = 30,211.88/x
  3. Step 3: Cross multiply
    55,367.24x = 76,403.94 × 30,211.88
  4. Step 4: Simplify right side
    55,367.24x = 2,308,306,666.81
  5. Step 5: Solve for x
    x = 2,308,306,666.81/55,367.24
  6. Step 6: Final answer
    x = 41,690.84

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1.5x scale

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.