Home / 16,019.52-23,981.96-11,831.72

Finding the Fourth Proportional to 16,019.52, 23,981.96 and 11,831.72

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Solution

The fourth proportional to 16,019.52, 23,981.96 and 11,831.72 is: 17,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,019.52 : 23,981.96 = 11,831.72 : x
  2. Step 2: Convert to fraction form
    16,019.52/23,981.96 = 11,831.72/x
  3. Step 3: Cross multiply
    16,019.52x = 23,981.96 × 11,831.72
  4. Step 4: Simplify right side
    16,019.52x = 283,747,656.70
  5. Step 5: Solve for x
    x = 283,747,656.70/16,019.52
  6. Step 6: Final answer
    x = 17,712.62

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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.