Home / 22,831.36-31,509.44-14,334.88

Finding the Fourth Proportional to 22,831.36, 31,509.44 and 14,334.88

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Solution

The fourth proportional to 22,831.36, 31,509.44 and 14,334.88 is: 19,783.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,831.36 : 31,509.44 = 14,334.88 : x
  2. Step 2: Convert to fraction form
    22,831.36/31,509.44 = 14,334.88/x
  3. Step 3: Cross multiply
    22,831.36x = 31,509.44 × 14,334.88
  4. Step 4: Simplify right side
    22,831.36x = 451,684,041.27
  5. Step 5: Solve for x
    x = 451,684,041.27/22,831.36
  6. Step 6: Final answer
    x = 19,783.49

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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.