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Finding the Fourth Proportional to 17,461.92, 26,196.95 and 4,982.12

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Solution

The fourth proportional to 17,461.92, 26,196.95 and 4,982.12 is: 7,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.92 : 26,196.95 = 4,982.12 : x
  2. Step 2: Convert to fraction form
    17,461.92/26,196.95 = 4,982.12/x
  3. Step 3: Cross multiply
    17,461.92x = 26,196.95 × 4,982.12
  4. Step 4: Simplify right side
    17,461.92x = 130,516,192.64
  5. Step 5: Solve for x
    x = 130,516,192.64/17,461.92
  6. Step 6: Final answer
    x = 7,474.33

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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.