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Finding the Fourth Proportional to 17,406.72, 26,110.08 and 10,022.40

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Solution

The fourth proportional to 17,406.72, 26,110.08 and 10,022.40 is: 15,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,406.72 : 26,110.08 = 10,022.40 : x
  2. Step 2: Convert to fraction form
    17,406.72/26,110.08 = 10,022.40/x
  3. Step 3: Cross multiply
    17,406.72x = 26,110.08 × 10,022.40
  4. Step 4: Simplify right side
    17,406.72x = 261,685,665.79
  5. Step 5: Solve for x
    x = 261,685,665.79/17,406.72
  6. Step 6: Final answer
    x = 15,033.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.