Home / 13,052.08-19,572.24-7,789.52

Finding the Fourth Proportional to 13,052.08, 19,572.24 and 7,789.52

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Solution

The fourth proportional to 13,052.08, 19,572.24 and 7,789.52 is: 11,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.08 : 19,572.24 = 7,789.52 : x
  2. Step 2: Convert to fraction form
    13,052.08/19,572.24 = 7,789.52/x
  3. Step 3: Cross multiply
    13,052.08x = 19,572.24 × 7,789.52
  4. Step 4: Simplify right side
    13,052.08x = 152,458,354.92
  5. Step 5: Solve for x
    x = 152,458,354.92/13,052.08
  6. Step 6: Final answer
    x = 11,680.77

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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.