Home / 30,828.33-46,246.05-10,831.68

Finding the Fourth Proportional to 30,828.33, 46,246.05 and 10,831.68

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Solution

The fourth proportional to 30,828.33, 46,246.05 and 10,831.68 is: 16,248.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.33 : 46,246.05 = 10,831.68 : x
  2. Step 2: Convert to fraction form
    30,828.33/46,246.05 = 10,831.68/x
  3. Step 3: Cross multiply
    30,828.33x = 46,246.05 × 10,831.68
  4. Step 4: Simplify right side
    30,828.33x = 500,922,414.86
  5. Step 5: Solve for x
    x = 500,922,414.86/30,828.33
  6. Step 6: Final answer
    x = 16,248.77

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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.