Home / 13,092.93-18,067.96-7,124.62

Finding the Fourth Proportional to 13,092.93, 18,067.96 and 7,124.62

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Solution

The fourth proportional to 13,092.93, 18,067.96 and 7,124.62 is: 9,831.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.93 : 18,067.96 = 7,124.62 : x
  2. Step 2: Convert to fraction form
    13,092.93/18,067.96 = 7,124.62/x
  3. Step 3: Cross multiply
    13,092.93x = 18,067.96 × 7,124.62
  4. Step 4: Simplify right side
    13,092.93x = 128,727,349.18
  5. Step 5: Solve for x
    x = 128,727,349.18/13,092.93
  6. Step 6: Final answer
    x = 9,831.82

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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.