Home / 55,598.55-76,761.42-36,512.12

Finding the Fourth Proportional to 55,598.55, 76,761.42 and 36,512.12

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Solution

The fourth proportional to 55,598.55, 76,761.42 and 36,512.12 is: 50,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,598.55 : 76,761.42 = 36,512.12 : x
  2. Step 2: Convert to fraction form
    55,598.55/76,761.42 = 36,512.12/x
  3. Step 3: Cross multiply
    55,598.55x = 76,761.42 × 36,512.12
  4. Step 4: Simplify right side
    55,598.55x = 2,802,722,006.99
  5. Step 5: Solve for x
    x = 2,802,722,006.99/55,598.55
  6. Step 6: Final answer
    x = 50,409.98

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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.