Home / 18,312.60-27,467.76-11,293.92

Finding the Fourth Proportional to 18,312.60, 27,467.76 and 11,293.92

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Solution

The fourth proportional to 18,312.60, 27,467.76 and 11,293.92 is: 16,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.60 : 27,467.76 = 11,293.92 : x
  2. Step 2: Convert to fraction form
    18,312.60/27,467.76 = 11,293.92/x
  3. Step 3: Cross multiply
    18,312.60x = 27,467.76 × 11,293.92
  4. Step 4: Simplify right side
    18,312.60x = 310,218,684.02
  5. Step 5: Solve for x
    x = 310,218,684.02/18,312.60
  6. Step 6: Final answer
    x = 16,940.18

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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.