Home / 32,763.38-49,145.06-8,139.38

Finding the Fourth Proportional to 32,763.38, 49,145.06 and 8,139.38

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Solution

The fourth proportional to 32,763.38, 49,145.06 and 8,139.38 is: 12,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,763.38 : 49,145.06 = 8,139.38 : x
  2. Step 2: Convert to fraction form
    32,763.38/49,145.06 = 8,139.38/x
  3. Step 3: Cross multiply
    32,763.38x = 49,145.06 × 8,139.38
  4. Step 4: Simplify right side
    32,763.38x = 400,010,093.09
  5. Step 5: Solve for x
    x = 400,010,093.09/32,763.38
  6. Step 6: Final answer
    x = 12,209.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.