Home / 18,108.57-24,992.94-10,559.33

Finding the Fourth Proportional to 18,108.57, 24,992.94 and 10,559.33

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Solution

The fourth proportional to 18,108.57, 24,992.94 and 10,559.33 is: 14,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.57 : 24,992.94 = 10,559.33 : x
  2. Step 2: Convert to fraction form
    18,108.57/24,992.94 = 10,559.33/x
  3. Step 3: Cross multiply
    18,108.57x = 24,992.94 × 10,559.33
  4. Step 4: Simplify right side
    18,108.57x = 263,908,701.13
  5. Step 5: Solve for x
    x = 263,908,701.13/18,108.57
  6. Step 6: Final answer
    x = 14,573.69

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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.