Home / 18,333.82-25,300.62-10,376.68

Finding the Fourth Proportional to 18,333.82, 25,300.62 and 10,376.68

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Solution

The fourth proportional to 18,333.82, 25,300.62 and 10,376.68 is: 14,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.82 : 25,300.62 = 10,376.68 : x
  2. Step 2: Convert to fraction form
    18,333.82/25,300.62 = 10,376.68/x
  3. Step 3: Cross multiply
    18,333.82x = 25,300.62 × 10,376.68
  4. Step 4: Simplify right side
    18,333.82x = 262,536,437.54
  5. Step 5: Solve for x
    x = 262,536,437.54/18,333.82
  6. Step 6: Final answer
    x = 14,319.79

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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.