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Finding the Fourth Proportional to 17,637.01, 24,339.08 and 9,679.68

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Solution

The fourth proportional to 17,637.01, 24,339.08 and 9,679.68 is: 13,357.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.01 : 24,339.08 = 9,679.68 : x
  2. Step 2: Convert to fraction form
    17,637.01/24,339.08 = 9,679.68/x
  3. Step 3: Cross multiply
    17,637.01x = 24,339.08 × 9,679.68
  4. Step 4: Simplify right side
    17,637.01x = 235,594,530.09
  5. Step 5: Solve for x
    x = 235,594,530.09/17,637.01
  6. Step 6: Final answer
    x = 13,357.97

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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.