Home / 12,324.84-18,484.56-3,557.85

Finding the Fourth Proportional to 12,324.84, 18,484.56 and 3,557.85

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Solution

The fourth proportional to 12,324.84, 18,484.56 and 3,557.85 is: 5,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.84 : 18,484.56 = 3,557.85 : x
  2. Step 2: Convert to fraction form
    12,324.84/18,484.56 = 3,557.85/x
  3. Step 3: Cross multiply
    12,324.84x = 18,484.56 × 3,557.85
  4. Step 4: Simplify right side
    12,324.84x = 65,765,291.80
  5. Step 5: Solve for x
    x = 65,765,291.80/12,324.84
  6. Step 6: Final answer
    x = 5,336.00

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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.