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Finding the Fourth Proportional to 18,098.68, 24,950.48 and 13,310.16

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Solution

The fourth proportional to 18,098.68, 24,950.48 and 13,310.16 is: 18,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.68 : 24,950.48 = 13,310.16 : x
  2. Step 2: Convert to fraction form
    18,098.68/24,950.48 = 13,310.16/x
  3. Step 3: Cross multiply
    18,098.68x = 24,950.48 × 13,310.16
  4. Step 4: Simplify right side
    18,098.68x = 332,094,880.88
  5. Step 5: Solve for x
    x = 332,094,880.88/18,098.68
  6. Step 6: Final answer
    x = 18,349.12

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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.