Home / 14,149.16-21,226.48-5,383.40

Finding the Fourth Proportional to 14,149.16, 21,226.48 and 5,383.40

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Solution

The fourth proportional to 14,149.16, 21,226.48 and 5,383.40 is: 8,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.16 : 21,226.48 = 5,383.40 : x
  2. Step 2: Convert to fraction form
    14,149.16/21,226.48 = 5,383.40/x
  3. Step 3: Cross multiply
    14,149.16x = 21,226.48 × 5,383.40
  4. Step 4: Simplify right side
    14,149.16x = 114,270,632.43
  5. Step 5: Solve for x
    x = 114,270,632.43/14,149.16
  6. Step 6: Final answer
    x = 8,076.14

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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.