Home / 14,212.76-21,337.68-9,553.64

Finding the Fourth Proportional to 14,212.76, 21,337.68 and 9,553.64

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Solution

The fourth proportional to 14,212.76, 21,337.68 and 9,553.64 is: 14,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.76 : 21,337.68 = 9,553.64 : x
  2. Step 2: Convert to fraction form
    14,212.76/21,337.68 = 9,553.64/x
  3. Step 3: Cross multiply
    14,212.76x = 21,337.68 × 9,553.64
  4. Step 4: Simplify right side
    14,212.76x = 203,852,435.93
  5. Step 5: Solve for x
    x = 203,852,435.93/14,212.76
  6. Step 6: Final answer
    x = 14,342.92

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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.