Home / 13,337.52-20,007.30-4,572.36

Finding the Fourth Proportional to 13,337.52, 20,007.30 and 4,572.36

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Solution

The fourth proportional to 13,337.52, 20,007.30 and 4,572.36 is: 6,858.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.52 : 20,007.30 = 4,572.36 : x
  2. Step 2: Convert to fraction form
    13,337.52/20,007.30 = 4,572.36/x
  3. Step 3: Cross multiply
    13,337.52x = 20,007.30 × 4,572.36
  4. Step 4: Simplify right side
    13,337.52x = 91,480,578.23
  5. Step 5: Solve for x
    x = 91,480,578.23/13,337.52
  6. Step 6: Final answer
    x = 6,858.89

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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.