Home / 55,707.72-76,869.74-35,576.38

Finding the Fourth Proportional to 55,707.72, 76,869.74 and 35,576.38

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Solution

The fourth proportional to 55,707.72, 76,869.74 and 35,576.38 is: 49,091.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,707.72 : 76,869.74 = 35,576.38 : x
  2. Step 2: Convert to fraction form
    55,707.72/76,869.74 = 35,576.38/x
  3. Step 3: Cross multiply
    55,707.72x = 76,869.74 × 35,576.38
  4. Step 4: Simplify right side
    55,707.72x = 2,734,747,265.77
  5. Step 5: Solve for x
    x = 2,734,747,265.77/55,707.72
  6. Step 6: Final answer
    x = 49,091.00

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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.