Home / 12,544.49-18,830.36-9,433.41

Finding the Fourth Proportional to 12,544.49, 18,830.36 and 9,433.41

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Solution

The fourth proportional to 12,544.49, 18,830.36 and 9,433.41 is: 14,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.49 : 18,830.36 = 9,433.41 : x
  2. Step 2: Convert to fraction form
    12,544.49/18,830.36 = 9,433.41/x
  3. Step 3: Cross multiply
    12,544.49x = 18,830.36 × 9,433.41
  4. Step 4: Simplify right side
    12,544.49x = 177,634,529.91
  5. Step 5: Solve for x
    x = 177,634,529.91/12,544.49
  6. Step 6: Final answer
    x = 14,160.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.