Home / 14,516.21-21,774.32-6,189.21

Finding the Fourth Proportional to 14,516.21, 21,774.32 and 6,189.21

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Solution

The fourth proportional to 14,516.21, 21,774.32 and 6,189.21 is: 9,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.21 : 21,774.32 = 6,189.21 : x
  2. Step 2: Convert to fraction form
    14,516.21/21,774.32 = 6,189.21/x
  3. Step 3: Cross multiply
    14,516.21x = 21,774.32 × 6,189.21
  4. Step 4: Simplify right side
    14,516.21x = 134,765,831.35
  5. Step 5: Solve for x
    x = 134,765,831.35/14,516.21
  6. Step 6: Final answer
    x = 9,283.82

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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.