Home / 55,336.50-76,364.64-30,187.62

Finding the Fourth Proportional to 55,336.50, 76,364.64 and 30,187.62

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Solution

The fourth proportional to 55,336.50, 76,364.64 and 30,187.62 is: 41,659.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,336.50 : 76,364.64 = 30,187.62 : x
  2. Step 2: Convert to fraction form
    55,336.50/76,364.64 = 30,187.62/x
  3. Step 3: Cross multiply
    55,336.50x = 76,364.64 × 30,187.62
  4. Step 4: Simplify right side
    55,336.50x = 2,305,266,733.76
  5. Step 5: Solve for x
    x = 2,305,266,733.76/55,336.50
  6. Step 6: Final answer
    x = 41,659.06

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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.