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Finding the Fourth Proportional to 17,609.68, 24,300.36 and 9,650.32

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Solution

The fourth proportional to 17,609.68, 24,300.36 and 9,650.32 is: 13,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,609.68 : 24,300.36 = 9,650.32 : x
  2. Step 2: Convert to fraction form
    17,609.68/24,300.36 = 9,650.32/x
  3. Step 3: Cross multiply
    17,609.68x = 24,300.36 × 9,650.32
  4. Step 4: Simplify right side
    17,609.68x = 234,506,250.12
  5. Step 5: Solve for x
    x = 234,506,250.12/17,609.68
  6. Step 6: Final answer
    x = 13,316.89

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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.