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Finding the Fourth Proportional to 17,392.50, 26,088.82 and 7,394.67

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Solution

The fourth proportional to 17,392.50, 26,088.82 and 7,394.67 is: 11,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.50 : 26,088.82 = 7,394.67 : x
  2. Step 2: Convert to fraction form
    17,392.50/26,088.82 = 7,394.67/x
  3. Step 3: Cross multiply
    17,392.50x = 26,088.82 × 7,394.67
  4. Step 4: Simplify right side
    17,392.50x = 192,918,196.10
  5. Step 5: Solve for x
    x = 192,918,196.10/17,392.50
  6. Step 6: Final answer
    x = 11,092.03

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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.