Home / 18,814.98-25,966.49-10,433.54

Finding the Fourth Proportional to 18,814.98, 25,966.49 and 10,433.54

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Solution

The fourth proportional to 18,814.98, 25,966.49 and 10,433.54 is: 14,399.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814.98 : 25,966.49 = 10,433.54 : x
  2. Step 2: Convert to fraction form
    18,814.98/25,966.49 = 10,433.54/x
  3. Step 3: Cross multiply
    18,814.98x = 25,966.49 × 10,433.54
  4. Step 4: Simplify right side
    18,814.98x = 270,922,412.07
  5. Step 5: Solve for x
    x = 270,922,412.07/18,814.98
  6. Step 6: Final answer
    x = 14,399.29

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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.