Home / 55,565.24-76,677.09-30,409.88

Finding the Fourth Proportional to 55,565.24, 76,677.09 and 30,409.88

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Solution

The fourth proportional to 55,565.24, 76,677.09 and 30,409.88 is: 41,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,565.24 : 76,677.09 = 30,409.88 : x
  2. Step 2: Convert to fraction form
    55,565.24/76,677.09 = 30,409.88/x
  3. Step 3: Cross multiply
    55,565.24x = 76,677.09 × 30,409.88
  4. Step 4: Simplify right side
    55,565.24x = 2,331,741,105.65
  5. Step 5: Solve for x
    x = 2,331,741,105.65/55,565.24
  6. Step 6: Final answer
    x = 41,964.02

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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.