Home / 18,495.86-25,524.33-10,112.90

Finding the Fourth Proportional to 18,495.86, 25,524.33 and 10,112.90

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Solution

The fourth proportional to 18,495.86, 25,524.33 and 10,112.90 is: 13,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.86 : 25,524.33 = 10,112.90 : x
  2. Step 2: Convert to fraction form
    18,495.86/25,524.33 = 10,112.90/x
  3. Step 3: Cross multiply
    18,495.86x = 25,524.33 × 10,112.90
  4. Step 4: Simplify right side
    18,495.86x = 258,124,996.86
  5. Step 5: Solve for x
    x = 258,124,996.86/18,495.86
  6. Step 6: Final answer
    x = 13,955.83

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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.