Home / 12,847.32-19,277.26-5,831.91

Finding the Fourth Proportional to 12,847.32, 19,277.26 and 5,831.91

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Solution

The fourth proportional to 12,847.32, 19,277.26 and 5,831.91 is: 8,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.32 : 19,277.26 = 5,831.91 : x
  2. Step 2: Convert to fraction form
    12,847.32/19,277.26 = 5,831.91/x
  3. Step 3: Cross multiply
    12,847.32x = 19,277.26 × 5,831.91
  4. Step 4: Simplify right side
    12,847.32x = 112,423,230.79
  5. Step 5: Solve for x
    x = 112,423,230.79/12,847.32
  6. Step 6: Final answer
    x = 8,750.71

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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.