Home / 18,722.43-25,841.36-10,769.24

Finding the Fourth Proportional to 18,722.43, 25,841.36 and 10,769.24

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Solution

The fourth proportional to 18,722.43, 25,841.36 and 10,769.24 is: 14,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722.43 : 25,841.36 = 10,769.24 : x
  2. Step 2: Convert to fraction form
    18,722.43/25,841.36 = 10,769.24/x
  3. Step 3: Cross multiply
    18,722.43x = 25,841.36 × 10,769.24
  4. Step 4: Simplify right side
    18,722.43x = 278,291,899.29
  5. Step 5: Solve for x
    x = 278,291,899.29/18,722.43
  6. Step 6: Final answer
    x = 14,864.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.