Home / 13,983.24-19,296.91-7,695.62

Finding the Fourth Proportional to 13,983.24, 19,296.91 and 7,695.62

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Solution

The fourth proportional to 13,983.24, 19,296.91 and 7,695.62 is: 10,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.24 : 19,296.91 = 7,695.62 : x
  2. Step 2: Convert to fraction form
    13,983.24/19,296.91 = 7,695.62/x
  3. Step 3: Cross multiply
    13,983.24x = 19,296.91 × 7,695.62
  4. Step 4: Simplify right side
    13,983.24x = 148,501,590.05
  5. Step 5: Solve for x
    x = 148,501,590.05/13,983.24
  6. Step 6: Final answer
    x = 10,619.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.