Home / 26,768.07-36,939.96-14,831.61

Finding the Fourth Proportional to 26,768.07, 36,939.96 and 14,831.61

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Solution

The fourth proportional to 26,768.07, 36,939.96 and 14,831.61 is: 20,467.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.07 : 36,939.96 = 14,831.61 : x
  2. Step 2: Convert to fraction form
    26,768.07/36,939.96 = 14,831.61/x
  3. Step 3: Cross multiply
    26,768.07x = 36,939.96 × 14,831.61
  4. Step 4: Simplify right side
    26,768.07x = 547,879,080.14
  5. Step 5: Solve for x
    x = 547,879,080.14/26,768.07
  6. Step 6: Final answer
    x = 20,467.63

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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.