Home / 34,313.16-51,469.20-10,939.44

Finding the Fourth Proportional to 34,313.16, 51,469.20 and 10,939.44

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Solution

The fourth proportional to 34,313.16, 51,469.20 and 10,939.44 is: 16,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,313.16 : 51,469.20 = 10,939.44 : x
  2. Step 2: Convert to fraction form
    34,313.16/51,469.20 = 10,939.44/x
  3. Step 3: Cross multiply
    34,313.16x = 51,469.20 × 10,939.44
  4. Step 4: Simplify right side
    34,313.16x = 563,044,225.25
  5. Step 5: Solve for x
    x = 563,044,225.25/34,313.16
  6. Step 6: Final answer
    x = 16,408.99

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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.