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Finding the Fourth Proportional to 17,361.40, 26,042.10 and 8,001.40

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Solution

The fourth proportional to 17,361.40, 26,042.10 and 8,001.40 is: 12,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.40 : 26,042.10 = 8,001.40 : x
  2. Step 2: Convert to fraction form
    17,361.40/26,042.10 = 8,001.40/x
  3. Step 3: Cross multiply
    17,361.40x = 26,042.10 × 8,001.40
  4. Step 4: Simplify right side
    17,361.40x = 208,373,258.94
  5. Step 5: Solve for x
    x = 208,373,258.94/17,361.40
  6. Step 6: Final answer
    x = 12,002.10

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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.