Home / 15,293.09-22,941.92-5,431.54

Finding the Fourth Proportional to 15,293.09, 22,941.92 and 5,431.54

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Solution

The fourth proportional to 15,293.09, 22,941.92 and 5,431.54 is: 8,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293.09 : 22,941.92 = 5,431.54 : x
  2. Step 2: Convert to fraction form
    15,293.09/22,941.92 = 5,431.54/x
  3. Step 3: Cross multiply
    15,293.09x = 22,941.92 × 5,431.54
  4. Step 4: Simplify right side
    15,293.09x = 124,609,956.16
  5. Step 5: Solve for x
    x = 124,609,956.16/15,293.09
  6. Step 6: Final answer
    x = 8,148.12

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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.