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Finding the Fourth Proportional to 17,624.62, 24,322 and 9,666.90

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Solution

The fourth proportional to 17,624.62, 24,322 and 9,666.90 is: 13,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,624.62 : 24,322 = 9,666.90 : x
  2. Step 2: Convert to fraction form
    17,624.62/24,322 = 9,666.90/x
  3. Step 3: Cross multiply
    17,624.62x = 24,322 × 9,666.90
  4. Step 4: Simplify right side
    17,624.62x = 235,118,341.80
  5. Step 5: Solve for x
    x = 235,118,341.80/17,624.62
  6. Step 6: Final answer
    x = 13,340.34

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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.