Home / 25,440.54-35,105.76-14,831.16

Finding the Fourth Proportional to 25,440.54, 35,105.76 and 14,831.16

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Solution

The fourth proportional to 25,440.54, 35,105.76 and 14,831.16 is: 20,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.54 : 35,105.76 = 14,831.16 : x
  2. Step 2: Convert to fraction form
    25,440.54/35,105.76 = 14,831.16/x
  3. Step 3: Cross multiply
    25,440.54x = 35,105.76 × 14,831.16
  4. Step 4: Simplify right side
    25,440.54x = 520,659,143.48
  5. Step 5: Solve for x
    x = 520,659,143.48/25,440.54
  6. Step 6: Final answer
    x = 20,465.73

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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.