Home / 27,981.80-41,960.36-14,831.13

Finding the Fourth Proportional to 27,981.80, 41,960.36 and 14,831.13

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Solution

The fourth proportional to 27,981.80, 41,960.36 and 14,831.13 is: 22,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981.80 : 41,960.36 = 14,831.13 : x
  2. Step 2: Convert to fraction form
    27,981.80/41,960.36 = 14,831.13/x
  3. Step 3: Cross multiply
    27,981.80x = 41,960.36 × 14,831.13
  4. Step 4: Simplify right side
    27,981.80x = 622,319,591.08
  5. Step 5: Solve for x
    x = 622,319,591.08/27,981.80
  6. Step 6: Final answer
    x = 22,240.16

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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.