Home / 56,131.83-84,240.57-20,626.79

Finding the Fourth Proportional to 56,131.83, 84,240.57 and 20,626.79

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Solution

The fourth proportional to 56,131.83, 84,240.57 and 20,626.79 is: 30,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,131.83 : 84,240.57 = 20,626.79 : x
  2. Step 2: Convert to fraction form
    56,131.83/84,240.57 = 20,626.79/x
  3. Step 3: Cross multiply
    56,131.83x = 84,240.57 × 20,626.79
  4. Step 4: Simplify right side
    56,131.83x = 1,737,612,757.47
  5. Step 5: Solve for x
    x = 1,737,612,757.47/56,131.83
  6. Step 6: Final answer
    x = 30,955.93

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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.