Home / 13,497.27-20,248.81-4,137.94

Finding the Fourth Proportional to 13,497.27, 20,248.81 and 4,137.94

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Solution

The fourth proportional to 13,497.27, 20,248.81 and 4,137.94 is: 6,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.27 : 20,248.81 = 4,137.94 : x
  2. Step 2: Convert to fraction form
    13,497.27/20,248.81 = 4,137.94/x
  3. Step 3: Cross multiply
    13,497.27x = 20,248.81 × 4,137.94
  4. Step 4: Simplify right side
    13,497.27x = 83,788,238.92
  5. Step 5: Solve for x
    x = 83,788,238.92/13,497.27
  6. Step 6: Final answer
    x = 6,207.79

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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.