Home / 19,443.87-26,831.00-11,484.61

Finding the Fourth Proportional to 19,443.87, 26,831.00 and 11,484.61

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Solution

The fourth proportional to 19,443.87, 26,831.00 and 11,484.61 is: 15,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.87 : 26,831.00 = 11,484.61 : x
  2. Step 2: Convert to fraction form
    19,443.87/26,831.00 = 11,484.61/x
  3. Step 3: Cross multiply
    19,443.87x = 26,831.00 × 11,484.61
  4. Step 4: Simplify right side
    19,443.87x = 308,143,532.54
  5. Step 5: Solve for x
    x = 308,143,532.54/19,443.87
  6. Step 6: Final answer
    x = 15,847.85

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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.