Home / 26,321.13-39,509.04-15,249.45

Finding the Fourth Proportional to 26,321.13, 39,509.04 and 15,249.45

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Solution

The fourth proportional to 26,321.13, 39,509.04 and 15,249.45 is: 22,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.13 : 39,509.04 = 15,249.45 : x
  2. Step 2: Convert to fraction form
    26,321.13/39,509.04 = 15,249.45/x
  3. Step 3: Cross multiply
    26,321.13x = 39,509.04 × 15,249.45
  4. Step 4: Simplify right side
    26,321.13x = 602,491,130.03
  5. Step 5: Solve for x
    x = 602,491,130.03/26,321.13
  6. Step 6: Final answer
    x = 22,890.02

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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.