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Finding the Fourth Proportional to 17,510, 26,089.90 and 16,168.64

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Solution

The fourth proportional to 17,510, 26,089.90 and 16,168.64 is: 24,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,510 : 26,089.90 = 16,168.64 : x
  2. Step 2: Convert to fraction form
    17,510/26,089.90 = 16,168.64/x
  3. Step 3: Cross multiply
    17,510x = 26,089.90 × 16,168.64
  4. Step 4: Simplify right side
    17,510x = 421,838,200.74
  5. Step 5: Solve for x
    x = 421,838,200.74/17,510
  6. Step 6: Final answer
    x = 24,091.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.