Home / 55,337.82-76,382.55-38,576.22

Finding the Fourth Proportional to 55,337.82, 76,382.55 and 38,576.22

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Solution

The fourth proportional to 55,337.82, 76,382.55 and 38,576.22 is: 53,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.82 : 76,382.55 = 38,576.22 : x
  2. Step 2: Convert to fraction form
    55,337.82/76,382.55 = 38,576.22/x
  3. Step 3: Cross multiply
    55,337.82x = 76,382.55 × 38,576.22
  4. Step 4: Simplify right side
    55,337.82x = 2,946,550,052.96
  5. Step 5: Solve for x
    x = 2,946,550,052.96/55,337.82
  6. Step 6: Final answer
    x = 53,246.59

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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.