Home / 14,134.16-21,201.36-3,604.20

Finding the Fourth Proportional to 14,134.16, 21,201.36 and 3,604.20

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Solution

The fourth proportional to 14,134.16, 21,201.36 and 3,604.20 is: 5,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.16 : 21,201.36 = 3,604.20 : x
  2. Step 2: Convert to fraction form
    14,134.16/21,201.36 = 3,604.20/x
  3. Step 3: Cross multiply
    14,134.16x = 21,201.36 × 3,604.20
  4. Step 4: Simplify right side
    14,134.16x = 76,413,941.71
  5. Step 5: Solve for x
    x = 76,413,941.71/14,134.16
  6. Step 6: Final answer
    x = 5,406.33

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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.