Home / 18,093.12-24,983.80-13,609.06

Finding the Fourth Proportional to 18,093.12, 24,983.80 and 13,609.06

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Solution

The fourth proportional to 18,093.12, 24,983.80 and 13,609.06 is: 18,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.12 : 24,983.80 = 13,609.06 : x
  2. Step 2: Convert to fraction form
    18,093.12/24,983.80 = 13,609.06/x
  3. Step 3: Cross multiply
    18,093.12x = 24,983.80 × 13,609.06
  4. Step 4: Simplify right side
    18,093.12x = 340,006,033.23
  5. Step 5: Solve for x
    x = 340,006,033.23/18,093.12
  6. Step 6: Final answer
    x = 18,792.01

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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.