Home / 55,790.92-76,953.25-35,638.85

Finding the Fourth Proportional to 55,790.92, 76,953.25 and 35,638.85

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Solution

The fourth proportional to 55,790.92, 76,953.25 and 35,638.85 is: 49,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.92 : 76,953.25 = 35,638.85 : x
  2. Step 2: Convert to fraction form
    55,790.92/76,953.25 = 35,638.85/x
  3. Step 3: Cross multiply
    55,790.92x = 76,953.25 × 35,638.85
  4. Step 4: Simplify right side
    55,790.92x = 2,742,525,141.38
  5. Step 5: Solve for x
    x = 2,742,525,141.38/55,790.92
  6. Step 6: Final answer
    x = 49,157.20

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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.