Home / 12,584.92-18,859.47-9,271.96

Finding the Fourth Proportional to 12,584.92, 18,859.47 and 9,271.96

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Solution

The fourth proportional to 12,584.92, 18,859.47 and 9,271.96 is: 13,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.92 : 18,859.47 = 9,271.96 : x
  2. Step 2: Convert to fraction form
    12,584.92/18,859.47 = 9,271.96/x
  3. Step 3: Cross multiply
    12,584.92x = 18,859.47 × 9,271.96
  4. Step 4: Simplify right side
    12,584.92x = 174,864,251.46
  5. Step 5: Solve for x
    x = 174,864,251.46/12,584.92
  6. Step 6: Final answer
    x = 13,894.74

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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.