Home / 18,652.68-25,740.99-10,269.18

Finding the Fourth Proportional to 18,652.68, 25,740.99 and 10,269.18

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Solution

The fourth proportional to 18,652.68, 25,740.99 and 10,269.18 is: 14,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652.68 : 25,740.99 = 10,269.18 : x
  2. Step 2: Convert to fraction form
    18,652.68/25,740.99 = 10,269.18/x
  3. Step 3: Cross multiply
    18,652.68x = 25,740.99 × 10,269.18
  4. Step 4: Simplify right side
    18,652.68x = 264,338,859.69
  5. Step 5: Solve for x
    x = 264,338,859.69/18,652.68
  6. Step 6: Final answer
    x = 14,171.63

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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.