Home / 29,661.10-44,491.65-12,126.82

Finding the Fourth Proportional to 29,661.10, 44,491.65 and 12,126.82

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Solution

The fourth proportional to 29,661.10, 44,491.65 and 12,126.82 is: 18,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.10 : 44,491.65 = 12,126.82 : x
  2. Step 2: Convert to fraction form
    29,661.10/44,491.65 = 12,126.82/x
  3. Step 3: Cross multiply
    29,661.10x = 44,491.65 × 12,126.82
  4. Step 4: Simplify right side
    29,661.10x = 539,542,231.05
  5. Step 5: Solve for x
    x = 539,542,231.05/29,661.10
  6. Step 6: Final answer
    x = 18,190.23

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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.