Home / 18,064.82-24,895.68-13,020.32

Finding the Fourth Proportional to 18,064.82, 24,895.68 and 13,020.32

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Solution

The fourth proportional to 18,064.82, 24,895.68 and 13,020.32 is: 17,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.82 : 24,895.68 = 13,020.32 : x
  2. Step 2: Convert to fraction form
    18,064.82/24,895.68 = 13,020.32/x
  3. Step 3: Cross multiply
    18,064.82x = 24,895.68 × 13,020.32
  4. Step 4: Simplify right side
    18,064.82x = 324,149,720.22
  5. Step 5: Solve for x
    x = 324,149,720.22/18,064.82
  6. Step 6: Final answer
    x = 17,943.70

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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.