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Finding the Fourth Proportional to 17,646.66, 24,353.04 and 9,689.62

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Solution

The fourth proportional to 17,646.66, 24,353.04 and 9,689.62 is: 13,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,646.66 : 24,353.04 = 9,689.62 : x
  2. Step 2: Convert to fraction form
    17,646.66/24,353.04 = 9,689.62/x
  3. Step 3: Cross multiply
    17,646.66x = 24,353.04 × 9,689.62
  4. Step 4: Simplify right side
    17,646.66x = 235,971,703.44
  5. Step 5: Solve for x
    x = 235,971,703.44/17,646.66
  6. Step 6: Final answer
    x = 13,372.03

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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.