Home / 18,666.26-25,759.43-10,282.76

Finding the Fourth Proportional to 18,666.26, 25,759.43 and 10,282.76

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Solution

The fourth proportional to 18,666.26, 25,759.43 and 10,282.76 is: 14,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,666.26 : 25,759.43 = 10,282.76 : x
  2. Step 2: Convert to fraction form
    18,666.26/25,759.43 = 10,282.76/x
  3. Step 3: Cross multiply
    18,666.26x = 25,759.43 × 10,282.76
  4. Step 4: Simplify right side
    18,666.26x = 264,877,991.37
  5. Step 5: Solve for x
    x = 264,877,991.37/18,666.26
  6. Step 6: Final answer
    x = 14,190.20

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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.