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Finding the Fourth Proportional to 18,015.84, 24,861.84 and 10,466.52

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Solution

The fourth proportional to 18,015.84, 24,861.84 and 10,466.52 is: 14,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.84 : 24,861.84 = 10,466.52 : x
  2. Step 2: Convert to fraction form
    18,015.84/24,861.84 = 10,466.52/x
  3. Step 3: Cross multiply
    18,015.84x = 24,861.84 × 10,466.52
  4. Step 4: Simplify right side
    18,015.84x = 260,216,945.60
  5. Step 5: Solve for x
    x = 260,216,945.60/18,015.84
  6. Step 6: Final answer
    x = 14,443.79

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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.