Home / 56,131.08-84,239.44-20,626.04

Finding the Fourth Proportional to 56,131.08, 84,239.44 and 20,626.04

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Solution

The fourth proportional to 56,131.08, 84,239.44 and 20,626.04 is: 30,954.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,131.08 : 84,239.44 = 20,626.04 : x
  2. Step 2: Convert to fraction form
    56,131.08/84,239.44 = 20,626.04/x
  3. Step 3: Cross multiply
    56,131.08x = 84,239.44 × 20,626.04
  4. Step 4: Simplify right side
    56,131.08x = 1,737,526,334.07
  5. Step 5: Solve for x
    x = 1,737,526,334.07/56,131.08
  6. Step 6: Final answer
    x = 30,954.80

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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.