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Finding the Fourth Proportional to 17,998.70, 24,840.12 and 10,043.68

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Solution

The fourth proportional to 17,998.70, 24,840.12 and 10,043.68 is: 13,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.70 : 24,840.12 = 10,043.68 : x
  2. Step 2: Convert to fraction form
    17,998.70/24,840.12 = 10,043.68/x
  3. Step 3: Cross multiply
    17,998.70x = 24,840.12 × 10,043.68
  4. Step 4: Simplify right side
    17,998.70x = 249,486,216.44
  5. Step 5: Solve for x
    x = 249,486,216.44/17,998.70
  6. Step 6: Final answer
    x = 13,861.35

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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.