Home / 15,402.55-23,100.29-4,310.03

Finding the Fourth Proportional to 15,402.55, 23,100.29 and 4,310.03

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Solution

The fourth proportional to 15,402.55, 23,100.29 and 4,310.03 is: 6,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.55 : 23,100.29 = 4,310.03 : x
  2. Step 2: Convert to fraction form
    15,402.55/23,100.29 = 4,310.03/x
  3. Step 3: Cross multiply
    15,402.55x = 23,100.29 × 4,310.03
  4. Step 4: Simplify right side
    15,402.55x = 99,562,942.91
  5. Step 5: Solve for x
    x = 99,562,942.91/15,402.55
  6. Step 6: Final answer
    x = 6,464.06

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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.