Home / 30,831.99-46,185.92-14,168.88

Finding the Fourth Proportional to 30,831.99, 46,185.92 and 14,168.88

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Solution

The fourth proportional to 30,831.99, 46,185.92 and 14,168.88 is: 21,224.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831.99 : 46,185.92 = 14,168.88 : x
  2. Step 2: Convert to fraction form
    30,831.99/46,185.92 = 14,168.88/x
  3. Step 3: Cross multiply
    30,831.99x = 46,185.92 × 14,168.88
  4. Step 4: Simplify right side
    30,831.99x = 654,402,687.33
  5. Step 5: Solve for x
    x = 654,402,687.33/30,831.99
  6. Step 6: Final answer
    x = 21,224.80

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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.