Home / 15,884.12-23,822.31-5,351.42

Finding the Fourth Proportional to 15,884.12, 23,822.31 and 5,351.42

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Solution

The fourth proportional to 15,884.12, 23,822.31 and 5,351.42 is: 8,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.12 : 23,822.31 = 5,351.42 : x
  2. Step 2: Convert to fraction form
    15,884.12/23,822.31 = 5,351.42/x
  3. Step 3: Cross multiply
    15,884.12x = 23,822.31 × 5,351.42
  4. Step 4: Simplify right side
    15,884.12x = 127,483,186.18
  5. Step 5: Solve for x
    x = 127,483,186.18/15,884.12
  6. Step 6: Final answer
    x = 8,025.83

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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.