Home / 27,920.20-41,831.08-14,743.56

Finding the Fourth Proportional to 27,920.20, 41,831.08 and 14,743.56

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Solution

The fourth proportional to 27,920.20, 41,831.08 and 14,743.56 is: 22,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,920.20 : 41,831.08 = 14,743.56 : x
  2. Step 2: Convert to fraction form
    27,920.20/41,831.08 = 14,743.56/x
  3. Step 3: Cross multiply
    27,920.20x = 41,831.08 × 14,743.56
  4. Step 4: Simplify right side
    27,920.20x = 616,739,037.84
  5. Step 5: Solve for x
    x = 616,739,037.84/27,920.20
  6. Step 6: Final answer
    x = 22,089.35

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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.