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Finding the Fourth Proportional to 17,573.84, 26,370.48 and 7,192.88

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Solution

The fourth proportional to 17,573.84, 26,370.48 and 7,192.88 is: 10,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,573.84 : 26,370.48 = 7,192.88 : x
  2. Step 2: Convert to fraction form
    17,573.84/26,370.48 = 7,192.88/x
  3. Step 3: Cross multiply
    17,573.84x = 26,370.48 × 7,192.88
  4. Step 4: Simplify right side
    17,573.84x = 189,679,698.18
  5. Step 5: Solve for x
    x = 189,679,698.18/17,573.84
  6. Step 6: Final answer
    x = 10,793.30

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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.