Home / 13,291.92-19,939.77-4,528.26

Finding the Fourth Proportional to 13,291.92, 19,939.77 and 4,528.26

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Solution

The fourth proportional to 13,291.92, 19,939.77 and 4,528.26 is: 6,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291.92 : 19,939.77 = 4,528.26 : x
  2. Step 2: Convert to fraction form
    13,291.92/19,939.77 = 4,528.26/x
  3. Step 3: Cross multiply
    13,291.92x = 19,939.77 × 4,528.26
  4. Step 4: Simplify right side
    13,291.92x = 90,292,462.90
  5. Step 5: Solve for x
    x = 90,292,462.90/13,291.92
  6. Step 6: Final answer
    x = 6,793.03

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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.