Home / 18,265.55-25,206.46-10,309.46

Finding the Fourth Proportional to 18,265.55, 25,206.46 and 10,309.46

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Solution

The fourth proportional to 18,265.55, 25,206.46 and 10,309.46 is: 14,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.55 : 25,206.46 = 10,309.46 : x
  2. Step 2: Convert to fraction form
    18,265.55/25,206.46 = 10,309.46/x
  3. Step 3: Cross multiply
    18,265.55x = 25,206.46 × 10,309.46
  4. Step 4: Simplify right side
    18,265.55x = 259,864,839.31
  5. Step 5: Solve for x
    x = 259,864,839.31/18,265.55
  6. Step 6: Final answer
    x = 14,227.05

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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.