Home / 55,677.56-76,835.34-30,527.48

Finding the Fourth Proportional to 55,677.56, 76,835.34 and 30,527.48

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Solution

The fourth proportional to 55,677.56, 76,835.34 and 30,527.48 is: 42,128.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,677.56 : 76,835.34 = 30,527.48 : x
  2. Step 2: Convert to fraction form
    55,677.56/76,835.34 = 30,527.48/x
  3. Step 3: Cross multiply
    55,677.56x = 76,835.34 × 30,527.48
  4. Step 4: Simplify right side
    55,677.56x = 2,345,589,305.14
  5. Step 5: Solve for x
    x = 2,345,589,305.14/55,677.56
  6. Step 6: Final answer
    x = 42,128.09

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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.