Home / 34,163.08-51,225.96-15,421.12

Finding the Fourth Proportional to 34,163.08, 51,225.96 and 15,421.12

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Solution

The fourth proportional to 34,163.08, 51,225.96 and 15,421.12 is: 23,123.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.08 : 51,225.96 = 15,421.12 : x
  2. Step 2: Convert to fraction form
    34,163.08/51,225.96 = 15,421.12/x
  3. Step 3: Cross multiply
    34,163.08x = 51,225.96 × 15,421.12
  4. Step 4: Simplify right side
    34,163.08x = 789,961,676.28
  5. Step 5: Solve for x
    x = 789,961,676.28/34,163.08
  6. Step 6: Final answer
    x = 23,123.26

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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.