Home / 18,289.98-25,232.31-10,738.62

Finding the Fourth Proportional to 18,289.98, 25,232.31 and 10,738.62

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Solution

The fourth proportional to 18,289.98, 25,232.31 and 10,738.62 is: 14,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.98 : 25,232.31 = 10,738.62 : x
  2. Step 2: Convert to fraction form
    18,289.98/25,232.31 = 10,738.62/x
  3. Step 3: Cross multiply
    18,289.98x = 25,232.31 × 10,738.62
  4. Step 4: Simplify right side
    18,289.98x = 270,960,188.81
  5. Step 5: Solve for x
    x = 270,960,188.81/18,289.98
  6. Step 6: Final answer
    x = 14,814.68

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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.