Home / 17,979.50-26,969.22-13,846.04

Finding the Fourth Proportional to 17,979.50, 26,969.22 and 13,846.04

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Solution

The fourth proportional to 17,979.50, 26,969.22 and 13,846.04 is: 20,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.50 : 26,969.22 = 13,846.04 : x
  2. Step 2: Convert to fraction form
    17,979.50/26,969.22 = 13,846.04/x
  3. Step 3: Cross multiply
    17,979.50x = 26,969.22 × 13,846.04
  4. Step 4: Simplify right side
    17,979.50x = 373,416,898.89
  5. Step 5: Solve for x
    x = 373,416,898.89/17,979.50
  6. Step 6: Final answer
    x = 20,769.04

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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.