Home / 55,513.26-76,608.30-30,362.76

Finding the Fourth Proportional to 55,513.26, 76,608.30 and 30,362.76

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Solution

The fourth proportional to 55,513.26, 76,608.30 and 30,362.76 is: 41,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,513.26 : 76,608.30 = 30,362.76 : x
  2. Step 2: Convert to fraction form
    55,513.26/76,608.30 = 30,362.76/x
  3. Step 3: Cross multiply
    55,513.26x = 76,608.30 × 30,362.76
  4. Step 4: Simplify right side
    55,513.26x = 2,326,039,426.91
  5. Step 5: Solve for x
    x = 2,326,039,426.91/55,513.26
  6. Step 6: Final answer
    x = 41,900.61

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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.