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Finding the Fourth Proportional to 24,624.56, 33,981.72 and 13,446.56

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Solution

The fourth proportional to 24,624.56, 33,981.72 and 13,446.56 is: 18,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,624.56 : 33,981.72 = 13,446.56 : x
  2. Step 2: Convert to fraction form
    24,624.56/33,981.72 = 13,446.56/x
  3. Step 3: Cross multiply
    24,624.56x = 33,981.72 × 13,446.56
  4. Step 4: Simplify right side
    24,624.56x = 456,937,236.88
  5. Step 5: Solve for x
    x = 456,937,236.88/24,624.56
  6. Step 6: Final answer
    x = 18,556.16

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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.