Home / 26,172.72-39,250.44-8,637.84

Finding the Fourth Proportional to 26,172.72, 39,250.44 and 8,637.84

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Solution

The fourth proportional to 26,172.72, 39,250.44 and 8,637.84 is: 12,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.72 : 39,250.44 = 8,637.84 : x
  2. Step 2: Convert to fraction form
    26,172.72/39,250.44 = 8,637.84/x
  3. Step 3: Cross multiply
    26,172.72x = 39,250.44 × 8,637.84
  4. Step 4: Simplify right side
    26,172.72x = 339,039,020.65
  5. Step 5: Solve for x
    x = 339,039,020.65/26,172.72
  6. Step 6: Final answer
    x = 12,953.91

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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.