Home / 34,831.01-48,067.74-20,491.85

Finding the Fourth Proportional to 34,831.01, 48,067.74 and 20,491.85

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Solution

The fourth proportional to 34,831.01, 48,067.74 and 20,491.85 is: 28,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,831.01 : 48,067.74 = 20,491.85 : x
  2. Step 2: Convert to fraction form
    34,831.01/48,067.74 = 20,491.85/x
  3. Step 3: Cross multiply
    34,831.01x = 48,067.74 × 20,491.85
  4. Step 4: Simplify right side
    34,831.01x = 984,996,677.58
  5. Step 5: Solve for x
    x = 984,996,677.58/34,831.01
  6. Step 6: Final answer
    x = 28,279.31

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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.