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Finding the Fourth Proportional to 17,916.48, 24,723.02 and 9,958.23

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Solution

The fourth proportional to 17,916.48, 24,723.02 and 9,958.23 is: 13,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.48 : 24,723.02 = 9,958.23 : x
  2. Step 2: Convert to fraction form
    17,916.48/24,723.02 = 9,958.23/x
  3. Step 3: Cross multiply
    17,916.48x = 24,723.02 × 9,958.23
  4. Step 4: Simplify right side
    17,916.48x = 246,197,544.35
  5. Step 5: Solve for x
    x = 246,197,544.35/17,916.48
  6. Step 6: Final answer
    x = 13,741.40

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Double scale
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Similar ratio
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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.