Home / 13,092.52-19,645.04-6,519.28

Finding the Fourth Proportional to 13,092.52, 19,645.04 and 6,519.28

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Solution

The fourth proportional to 13,092.52, 19,645.04 and 6,519.28 is: 9,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.52 : 19,645.04 = 6,519.28 : x
  2. Step 2: Convert to fraction form
    13,092.52/19,645.04 = 6,519.28/x
  3. Step 3: Cross multiply
    13,092.52x = 19,645.04 × 6,519.28
  4. Step 4: Simplify right side
    13,092.52x = 128,071,516.37
  5. Step 5: Solve for x
    x = 128,071,516.37/13,092.52
  6. Step 6: Final answer
    x = 9,782.04

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1.5x scale

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.